RRB GROUP D Physics Quiz - 71

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Question 1:

Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field. The SI unit of Charge is –

Question 2:

A boy of mass 30 kg running at 3 m/s jumps on to a 30 kg trolley travelling in the same direction at 1 m/s. What is their common velocity ?

Question 3:

Which of the following is not a property of solid?

Question 4:

Centigrade and Fahrenheit temperatures are same at –

Question 5:

An object is placed 12 cm in front of a convex lens of focal length 16 cm. What is the nature of the image formed?

Question 6:

Fat can be separated from milk in a cream separator because of - 

Question 7:

A particle is moving in a circular path of radius r. The displacement after half a circle would be?

Question 8:

Where should the handle be fixed to open a door easily?

Question 9:

A body is freely rolling down on an inclined plane it has?

Question 10:

An object weighs 10 Newton on the surface of the earth. What would be its weight on the surface of the moon?