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JE 2019 || Day 2 || Basic Electrical Quiz 2
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Question 1
A 500 V sine wave generator appears across a 10 KΩ resistor. What is the instantaneous current in the resistor at a phase angle of 35o?
Question 2
Using an a.c. voltmeter, the potential difference in the electrical line in a house is read to be 234 V. If the line frequency is known to be 50 Hz, the equation for the line voltage is
Question 3
An alternating voltage is connected to 1 mF capacitor through an a.c. ammeter. The reading of the ammeter will be
Question 4
The current wave shown in Figure passes through a pure resistor of The power dissipated in the resistor is
Question 5
A circuit element that opposes the change in circuit voltage is
Question 6
A piece of aluminum wire is stretched to reduce its diameter to half of its original value. Its resistance will become
Question 7
The current in a resistor is mA. What is the instantaneous value of resistor voltage at
Question 8
The average power dissipated in resistor in Figure is
Question 9
A copper wire of area of X-section 4 mm2 is 4 m long and carries a current of 10A. The number density of free electrons is 8 x 1028 m-3. The time required by an electron to travel the length of the wire is
Question 10
When 200 V sinusoidal peak-to-peak wave is connected across an a.c. voltmeter, it will read……….
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ESE & GATE EEGeneralApr 2ESE & GATE EE