Physics Quiz 6

1 / 50

Gravitation force of moon is_________?

2 / 50

With increase in temperature the electrical conductivity of intrinsic semi conductor___________________?

3 / 50

Newton?s Third Law of Motion?

4 / 50

The direction of the linear velocity of a body moving in a circle is______________?

5 / 50

The natural frequency of simple pendulum depends upon_______________?

6 / 50

The time period of a second pendulum is______________?

7 / 50

What is the value of the current in a wire of 10cm long at the right angle to a uniform magnetic field of 0.5 Weber/m2 when the force acting on the wire is 5N ?

8 / 50

The source of geothermal energy is___________________?

9 / 50

The function of collimeter in spectrometer is________________?

10 / 50

In a photoelectric effect monochromatic light is incident on a metal surface. If the incident light of twice the intensity but of same wavelength the kinetic energy of the emitted electron_______________?

11 / 50

Oil rises up to wick in a lamp because_____________?

12 / 50

In p-n-p transistor the collector current is________________?

13 / 50

The most useful tracer is_________________?

14 / 50

According to Newton sound travel in air under the conditions of_____________________?

15 / 50

The pressure exerted by a column of mercury 76cm high and at 0?C is called_______________?

16 / 50

The symbol of the prefix used for Mega is_______?

17 / 50

A wire suspended vertically from one end is stretched by attaching a weight of 20N to the lower end. The weight stretches the wire by 1mm. How much energy is gained by the wire ?

18 / 50

The normal blood pressure range for a human body is______________?

19 / 50

Gravitational P.E of a body has____________________?

20 / 50

For ___________ flow the path of the fluid particles cannot be tracked?

21 / 50

Sum of the masses of constituent nucleons as compared to the mass of the resultant nucleus is______________?

22 / 50

The operational amplifier is______________?

23 / 50

Specific resistance of a wire____________________?

24 / 50

The formula of inter-conversion of centigrade and Fahrenheit scale is___________?

25 / 50

Energy needed to magnetize and demagnetize is represented by _________________?

26 / 50

Two parallel wires carrying currents in the opposite directions____________________?

27 / 50

According to equation of continuity A1V1 = A2V2 = constant. The constant is equal to_______________?

28 / 50

In double slit experiment if one of the two slit is covered then________________?

29 / 50

Who discovered the inverse square law for gravity ?

30 / 50

A changing magnetic flux produces around itself an induced_______________?

31 / 50

A voltage V = V0 cos ?t is applied across a resistor of resistance R the average power dissipated per cycle in the resistor is given by___________?

32 / 50

When the amplitude of a wave becomes double its energy become_________________?

33 / 50

If an object is placed away from 2f of a converging lens then the image will be_______________?

34 / 50

The metastable state for an atom in laser light is_____________?

35 / 50

An alpha particle can produce fluorescence in__________________?

36 / 50

Which quantity is a state function_______________?

37 / 50

Geostationary satellite completes one rotation around the earth in_______________?

38 / 50

Which one is not an example of adiabatic process ?

39 / 50

If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4. Its angular speed is______________?

40 / 50

A simple pendulum has a bob of mass m and its frequency is f. If we replaced the bob with a heavier one say of 2m then that will be its new frequency ?

41 / 50

Which one is the correct representation of the unit of pressure ?

42 / 50

An electron enters a region where the electric field E is perpendicular to the magnetic field It will suffer no deflection if_________________?

43 / 50

A body can have constant velocity when it follows a_____________?

44 / 50

Which one of the following bulbs has the least resistance ?

45 / 50

Stokes law is applicable if body has __________shape?

46 / 50

The velocity of sound in air would become double than its velocity at 0?C at temperature ?

47 / 50

If we whirl a stone at the end of a string in the vertical circle, it is likely to break when the stone is________________?

48 / 50

At Murree Hills (Assume the value of g changes). If we use a simple pendulum as time standard then one-second duration will_____________?

49 / 50

At resonance the value of the power factor in an L-C-R series circuit is_______________?

50 / 50

What is the angle that the given vector makes with y-axis and A=2i+3j ?

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