NDA PHYSICS QUIZ

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Question 1:

A passenger in a moving train tosses a coin upward which falls behind him. It implies that the motion of the train is -

Question 2:

Which of the following statement is not correct? 

Question 3:

Which of the following is the value of the resistance of a copper wire of 1.0 km length and 0.50 mm diameter if the resistivity of copper is 1.7 × 10-8 Ωm.

Question 4:

Fleming's right hand rule is used to find the direction of which of the following?

Question 5:

If the earth stops rotating, the apparent value of g on the earth surface will -

Question 6:

An intrinsic semiconductor at absolute zero temperature is a -

Question 7:

In the magnetic meridian of a certain place, the horizontal component of the earth's magnetic field is $0.26 \mathrm{G}$ and the dip angle is $60^{\circ}$. What is the magnetic field of the earth at this location?

Question 8:

A constant force acting on a body of mass 3.0 kg changes its speed from 2.0 ms-1 to 3.5 ms-1 in 25 s. The direction of the motion of the body remains unchanged. What is the magnitude of the force?

Question 9:

The best conductor of electricity is ?

Question 10:

The 'Neon Lamp' was invented by_____.