Class 11 Physics 2019 Local MCQs Test

A rain drop of radius ‘r’ falls in air with a terminal speed v_t. What should be the terminal speed of rain drop of radius ‘2r’?

Which of the following factors has no effect on the speed of sound in a gas?

In a cricket match, 500 spectators are counted one by one. How many significant figures will be there in the final result?

Which of the following may be used as a valid formula to calculate the speed of ocean waves? (v=speed, g=acceleration due to gravity, A =wavelength, ρ=density, h=depth)

When a block of wood of mass 2kg is pushed along a horizontal flat surface of a bench, the force of friction is 4N. When the block is pushed along the bench with a force of 10N, it moves with a constant:

Signals from remote control to the device operated by it travel with the speed of:

If the earth suddenly stops rotating, the value of ‘g’ at the equator would:

The time period of the same pendulum at Karachi and at Murree are related as: (Tm = Time period at Murree Tk = Time period at Karachi)

One horse power is equal to:

For which angle the equation \( \left| \bar{A}.\bar{B}\right| = \left| \bar{A}\times\bar{B}\right| \) is correct ?

What is the moment of inertia of a sphere?

In an isolated system, the total energy of vibrating mass and spring is:

A projectile is thrown so that it travels a maximum range of 1000m. How high will it rise?

A person walks first 10 km north and 20 km east. The magnitude of the resultant vector is:

Bernoulli’s equation is based upon the law of conservation of:

The effect produced by the superposition of waves from two coherent sources passing through the same region is called:

In which of the following processes maximum work can be obtained?