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SSC JE 2019-20 Technical Quiz 60

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Question 1

Determine the value of current  (in A) and  (in V) respectively, for the circuit given below.

Question 2

What will be the resistance (in Ohms) of bulb A for the circuit given below?

Question 3

The S.I unit of magnetic flux is ______.

Question 4

Determine the intensity of magnetization (in A/m) of a magnet when it has a pole strength of 60 A-m and a pole area of 20 sq. m.

Question 5

What will be the magnitude of induced EMF (in V) in a coil that has 200 square loops, each of side 5 cm and placed normal to a magnetic field? The magnetic field increases at the rate of 4 Weber per sq. meter.

Question 6

Determine the magnitude of the EMF (in V) induced between the axis of rotation and the rim of the disc, when the disc of diameter 40 cm rotates with an angular velocity of 40 revolutions per second and placed in a magnetic field of 1 T acting parallel to the rotation of the disc.

Question 7

Two wires of same resistivity have equal length. The cross-sectional area of first wire is two times to the area of the other. What will be the resistance (in Ohms) of the wire that has a large cross-sectional area, if the resistance of the other wire is 20 Ohms?

Question 8

What will be the equivalent resistance (in ) for the circuit given below?

Question 9

What will be the resistance (in Ohms) of a lamp rated at 220 V, 200 W?

Question 10

What is the equivalent capacitance (in μF) for the circuit given below?

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