Class 11 Physics 2019 Local MCQs Test

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

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’?

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

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

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

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:

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

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)

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

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

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

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

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

What is the moment of inertia of a sphere?

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

One horse power is equal to:

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)