Physics Quiz 2

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Physics Quiz 2

1 / 50

Which of the following waves have smallest velocity in vacuum?

2 / 50

X-ray are________________?

3 / 50

Pair production can take place only with_________________?

4 / 50

The dimension of power is_______________?

5 / 50

In an interference pattern______________________?

6 / 50

In Young double slit experiment, if white light is used____________________?

7 / 50

A convex lens acts as a diverging lens if the_________________?

8 / 50

Semi-conductor germanium and silicon are_________________?

9 / 50

Which one of the following is massless?

10 / 50

After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light______________?

11 / 50

If a photon is reflected from the mirror then the change in momentum of each photon is_______________?

12 / 50

A satellite moving around the earth constitutes______________?

13 / 50

A field in which the work done in a moving a body along closed path is zero is called________________?

14 / 50

The dimension of torque is______________?

15 / 50

Neutron and proton are commonly known as______________?

16 / 50

The locus of all points in a medium having the same phase of vibration is called____________________?

17 / 50

Torque is defined as______________?

18 / 50

Work done on the body equals to the _____________________?

19 / 50

The angular position of cells remains the same for a sample of a crystal. This property is called___________________?

20 / 50

Inertia of an object is quantitative measure of its__________________?

21 / 50

The phase angle between the voltage and the current in an AC circuit consisting of a resistance is______________?

22 / 50

The direction of a vector in space is specified by_______________?

23 / 50

A body of 2 kg is suspended from the ceiling of an elevator moving up with an acceleration g. Its apparent weight in the elevator will be______________?

24 / 50

The energy liberated when one atom of U-235 undergoes fission reaction is________________?

25 / 50

If a material object moves with speed of light its mass becomes ________________?

26 / 50

In He-Ne laser the lasing action is produced by_______________?

27 / 50

Ina liquid metal fast breeder reactor, the type of uranium used is______________?

28 / 50

Which one is not a branch of physical sciences ?

29 / 50

Magnetic flux and flux density are related by___________________?

30 / 50

What is the angle of projection for which the range and maximum height become equal ?

31 / 50

The diameter of an atom is approximately_______________?

32 / 50

Total uncertainty, in the result obtained from the subtraction of two measurements, is equal to_______________?

33 / 50

A man standing near a fast moving train may fall___________?

34 / 50

Cos?i^ + Sin?j^ is a_________________?

35 / 50

Displacement of the body in S.H.M is equal to amplitude when the body is at_______________?

36 / 50

Which experiment shows that wavelength of light is smaller than that of sound___________________?

37 / 50

Which one of following postulate is in accordance with the Rutherfords model ?

38 / 50

The device or circuit used for conversion of A.? C. into D.? C. is called_______________?

39 / 50

Which of the following substances posses the highest elasticity ?

40 / 50

Which instrument is suitable to measure the internal diameter of a test tube?

41 / 50

Which one of the following properties of light does not change with the nature of the medium ?

42 / 50

Number of significant figures in 0.0173 is_________________?

43 / 50

Gives the definition of metre in terms of wavelength of red cadmium light ___________________?

44 / 50

Newtons laws do not hold good for particles_______________?

45 / 50

Terminal velocity is_____________?

46 / 50

When a force is parallel to the direction of motion of the body, then work done on the body is_____________________?

47 / 50

Mach number is used in connection with the speed of___________?

48 / 50

The curie temperature is that at which ____________________?

49 / 50

Nuclear forces exist between ___________________?

50 / 50

Simple harmonic motion is a type of________________?

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