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What is the current in the RL circuit at a time t=0?

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What is the current in the RL circuit at a time t=0?

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Is there an instantaneous change in the voltage across the capacitor at t 0?

Is there an instantaneous change in the voltage across the capacitor at t 0?
Answer : No, there is no instantaneous change in the voltage across a capacitor at \( t = 0 \). The voltage across a capacitor cannot change instantaneously due to the capacitor's inherent ... switch being turned on or off), the voltage across the capacitor will change gradually, not instantaneously....

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How does a capacitor behave at T=0?

How does a capacitor behave at T=0?

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What is the impulse function at t 0?

What is the impulse function at t 0?

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A three-phase transformer having a line voltage ratio of 0.4 kV/11kV is connected Star/Delta and protective transformers on the 0.4 kV side have a current ratio of 500/5. Calculate the ratio of the protective transformers on the 11 kV side. Draw a neat circuit diagram and indicate the given values at appropriate places.

A three-phase transformer having a line voltage ratio of 0.4 kV/11kV is connected Star/Delta and protective transformers on the 0.4 kV side have a current ratio of 500/5. Calculate the ratio of ... on the 11 kV side. Draw a neat circuit diagram and indicate the given values at appropriate places.

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What happens in an RL circuit after a long time?

What happens in an RL circuit after a long time?

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A 3 phase line of 4 km length delivers 4000 kW at a p.f of 0.8 lagging to a load the resistance and reactance per km of each conductor are 0.2 Ω and 0.5 Ω respectively if the voltage at the supply end is maintained at 11 kV. Calculate the received end voltage and efficiency of line.

A 3 phase line of 4 km length delivers 4000 kW at a p.f of 0.8 lagging to a load the resistance and reactance per km of each conductor are 0.2 Ω and 0.5 Ω respectively if the voltage at the supply end is maintained at 11 kV. Calculate the received end voltage and efficiency of line.
Answer : Let's break down the problem step by step and calculate the received end voltage and the efficiency of the line. ### Given Data: - Power delivered to the load, \( P = 4000 \, \text{kW} \) - Power factor, \( \text{p. ... voltage**: \( 10.43 \, \text{kV} \) - **Efficiency of the line**: \( 98.61\% \)...

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A 3 φ I.M. has synchronous speed of 250rpm and 4% slip at full load. The rotor has a resistance of 0.02Ω/ph and stand still reactance of 0.15Ω/ph. Calculate i) The speed at which max torque is developed. ii) The ratio of maximum to F. L. torque. iii) The ratio of maximum to starting torque.

A 3 φ I.M. has synchronous speed of 250rpm and 4% slip at full load. The rotor has a resistance of 0.02Ω/ph and stand still reactance of 0.15Ω/ph. Calculate i) The speed at which max torque is developed. ii) The ratio of maximum to F. L. torque. iii) The ratio of maximum to starting torque.

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What is the time constant in the case of series RL and series RC circuit?

What is the time constant in the case of series RL and series RC circuit?

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How to find time constant in RL circuit?

How to find time constant in RL circuit?

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What is the time constant in an RL circuit?

What is the time constant in an RL circuit?

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What does the time constant represent in an RL circuit?

What does the time constant represent in an RL circuit?

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What is the significance of the time constant in an RL series circuit?

What is the significance of the time constant in an RL series circuit?

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What is the definition of time constant in RL circuit?

What is the definition of time constant in RL circuit?

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An industrial consumer charged with the scheduled tariff of Rs.250 /kVA per month for maximum demand and 150 paisa per unit consumed for load factor of 60% and 80%. Find overall cost per unit at i) unity P.F. ii) 0.9 P.F. consider maximum demand of 50 kVA.

An industrial consumer charged with the scheduled tariff of Rs.250 /kVA per month for maximum demand and 150 paisa per unit consumed for load factor of 60% and 80%. Find overall cost per unit at i) unity P.F. ii) 0.9 P.F. consider maximum demand of 50 kVA.
Answer : To solve this, we need to calculate the total cost of electricity consumption for an industrial consumer, considering the maximum demand (MD), load factor (LF), and power factor (PF) at ... tariff is based on kVA, and the load factor and total consumption determine the cost more significantly....

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Is the time constant for a series RC or RL circuit different from that of the parallel circuit?

Is the time constant for a series RC or RL circuit different from that of the parallel circuit?

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Is the time constant of a series RL circuit is equal to the value of inductance divided by the resistance?

Is the time constant of a series RL circuit is equal to the value of inductance divided by the resistance?

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How do you calculate the time constant of an RL circuit?

How do you calculate the time constant of an RL circuit?
Answer : To calculate the time constant of an RL circuit, you use the following formula: \[ \tau = \frac{L}{R} \] Where: - \( \tau \) (tau) is the time constant, measured in seconds (s ... in the circuit will take about 0.5 seconds to reach approximately 63% of its final value after the voltage is applied....

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What is the time constant of the RL circuit?

What is the time constant of the RL circuit?
Answer : The time constant of an RL circuit (a circuit with a resistor and an inductor) is a measure of how quickly the current in the circuit responds to changes in voltage. It tells you how ... the current will change more slowly, while a smaller time constant means the current will change more quickly....

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What is the time constant of an RL circuit?

What is the time constant of an RL circuit?

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What is the meaning of the term time constant of an RL circuit?

What is the meaning of the term time constant of an RL circuit?

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What is the time constant of the RL circuit symbol?

What is the time constant of the RL circuit symbol?
Answer : The time constant of an RL circuit, often denoted by **τ (tau)**, represents how quickly the current or voltage in the circuit changes over time in response to a change in voltage or current. ... Would you like more detail on how the time constant affects the behavior of the RL circuit over time?...

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What is the time constant of the series RL and RC circuit?

What is the time constant of the series RL and RC circuit?
Answer : The time constant is an important parameter that characterizes the rate at which the voltage or current in a circuit responds to changes, especially during charging or discharging processes. It is typically ... seconds, the current or voltage will have reached about **63%** of its final value....

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How to find the time constant of an RL circuit?

How to find the time constant of an RL circuit?

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What is the time constant of the series RL circuit?

What is the time constant of the series RL circuit?

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What is the time constant of the RL RC circuit?

What is the time constant of the RL RC circuit?

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What is the time domain of the RL circuit?

What is the time domain of the RL circuit?

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What is the characteristic time of RL circuit?

What is the characteristic time of RL circuit?
Answer : The **characteristic time** of an **RL circuit** (Resistor-Inductor circuit) is also known as the **time constant**, and it tells us **how fast the current changes** in the circuit when it is turned on or ... . --- Let me know if you want to see how the current changes over time in a graph too!...

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What will be the time constant of an RL circuit?

What will be the time constant of an RL circuit?

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What is the time constant of the RL circuit testbook?

What is the time constant of the RL circuit testbook?

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What is the time constant of RL series circuit Mcq?

What is the time constant of RL series circuit Mcq?
Answer : The time constant \( \tau \) of an RL series circuit is given by the formula: \[ \tau = \frac{L}{R} \] Where: - \( \tau \) is the time constant (in seconds), - \( L \) is the inductance of the coil (in Henrys), - ... ) \( L \times R \) D) \( R \times L \) **Correct Answer: B) \( \frac{L}{R} \)**...

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What is the formula for current in a RL circuit?

What is the formula for current in a RL circuit?

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What is the formula for current in a series RL circuit?

What is the formula for current in a series RL circuit?

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Why shouldn t lead acid batteries be left discharged for long periods of time?

Why shouldn t lead acid batteries be left discharged for long periods of time?
Answer : Lead-acid batteries should not be left discharged for long periods of time because it can lead to several harmful effects: 1. **Sulfation**: When a lead-acid battery is discharged, the lead ... important to recharge it soon after it gets discharged, ideally before it drops below 50% of its charge....

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Define Time Period (T).

Define Time Period (T).

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How to find current in RL circuit?

How to find current in RL circuit?
Answer : To find the current in an RL circuit (a circuit with a resistor **R** and an inductor **L**), we need to understand the two main scenarios: **DC (direct current)** and **AC (alternating current)** circuits. Here, ... {\text{max}}}{Z} \), with a phase shift depending on the values of \(R\) and \(L\)....

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What is the expression of current in the RL circuit is Mcq?

What is the expression of current in the RL circuit is Mcq?

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What is the rms current in the RL circuit?

What is the rms current in the RL circuit?

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What is the value of current in RL circuit?

What is the value of current in RL circuit?

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How do you find the expression of current in an RL circuit?

How do you find the expression of current in an RL circuit?

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What is the growth of current in RL circuit?

What is the growth of current in RL circuit?

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What is the expression for the decay of current in RL circuit?

What is the expression for the decay of current in RL circuit?

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What is the formula for current in RL circuit?

What is the formula for current in RL circuit?

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What happens to current in an RL circuit?

What happens to current in an RL circuit?

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What is the formula of current decay in RL circuit?

What is the formula of current decay in RL circuit?

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How do you calculate current in RL series circuit?

How do you calculate current in RL series circuit?
Answer : To calculate the current in an RL series circuit, you need to understand that the current depends on time and is influenced by both the resistance (R) and the inductance (L) of the circuit. In a series RL ... voltage \( V \), you can use the formulas above to find the current at any point in time....

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How do you derive current in an RL circuit?

How do you derive current in an RL circuit?
Answer : To derive the current in an RL (Resistor-Inductor) circuit, you need to analyze the relationship between the voltage, current, resistance, and inductance in the circuit. Here's a step-by-step breakdown of ... ( R \) and \( L \), with larger inductance or resistance resulting in slower rise times....

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What is the expression of current in an RL circuit?

What is the expression of current in an RL circuit?

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How to find initial current in RL circuit?

How to find initial current in RL circuit?

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What is the equation for current in RL circuit?

What is the equation for current in RL circuit?

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What is the initial current of an RL circuit?

What is the initial current of an RL circuit?

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