A device stores 500 J of energy. It releases this energy in the form o – McqOptions

MCQOPTIONS

1.	A device stores 500 J of energy. It releases this energy in the form of an electric current of 40 A, which has a duration of 5 ms. Determine the average voltage across the terminals of the device.
A.	2500 V
B.	250 V
C.	25 V
D.	2.5 V
Answer» B. 250 V

Discussion

No Comment Found

Related MCQs

How is the voltage determined when the current and resistance are given?
Calculate the current I in the following circuit:
A passive network has
For a transmission line, three delta connected capacities each having 10 μF capacitance, if converted to equivalent star connection, how much would each capacitance be?
A 1 Ω resistor is connected across a source having load line v + i = 100. Determine the current through the resistor.
For the circuit shown what is the voltage V if the source voltage is reduced by 50% and the voltage across the current source remain constant?
Based on the voltmeter and ammeter readings in the measuring network, determine the value of the resistor R.
A conducting wire of length l and resistance R is cut into four equal parts. The four parts are then connected in parallel. The resistance of the combination is
Power Loss in a resistor is given by:
Let Δq be the net charge passing through an element in a period of Δt. What is the current passing through that element?