CBET Practice Test

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CBET Practice Questions Free

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Q:1-How many electronic charges comprise a coulomb of charge?
Mark one answer:

6 × 1018
1018
2 × 1018
2 × 1019



Q:2-Three batteries each of 25 V having zero internal resistance are connected in series with a resistance of 100 ?. What would be the current in the circuit?
Mark one answer:

4 A
0.75 A
6.5 A
0.33 A


Q:3-Keeping the current same in a circular wire, radius is getting doubled. What will the new value of magnetic moment be, if the initial magnetic moment is 3 × 10-5 Am2?
Mark one answer:

3 × 10-5 Am2
0.75 × 10-5 Am2
4 × 10-5 Am2
1.2 × 10-4 Am2


Q:4-Consider the figure given below.
2-4 cbet physics exam questions
What are the values of Θ1 and Θ2 for the figure if a ray of light is incident at from air to a medium of refractive index 1.5?

Mark one answer:

sin-1(1/3.7)
sin-1(1/3)
tan-1(1/3.7)
cot-1(1/3)


Q:5-Which of the following gets deflected by electric field?
Mark one answer:

Gamma rays
Infrared rays
Beta rays
Neutrons


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Q:6-Force acting on an object is given as
F = Xx-1(Where x is the distance by which the body is displaced due to the applied force)
What would be the dimensional formula for X?

Mark one answer:

MLT -2
MLT -1
M -1LT -1
ML2T -2


Q:7-Consider the figure and the statements given below.
2-7 cbet physics exam questions
(v is velocity and t is time)

The graph is for a body that is accelerating
The graph is for a body that is falling freely
The graph is for a body that has constant velocity

Which of the following statement(s) is true in accordance to the given figure?

Mark one answer:

2
1
3
4


Q:8-If a block of wood weighs 1000 N, what would be its mass?
Mark one answer:

l02.04 kg
10.24 kg
1020.44 kg
1.24 kg


Q:9-A force of 25 N is acting along the North direction and a force of 12 N is acting along the South direction on a body of mass 1.5 kg. What acceleration will the force bring in the body?
Mark one answer:

9.87 m/s2
8.67 m/s2
4.67 m/s2
7.67 m/s2


Q:10-If a wheel is rotating with an angular velocity of 2.5 rad/s, what is the time taken by the wheel to complete one full rotation?
Mark one answer:

1.57 s
2.51 s
1.84 s
3.52 s



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