• Call Us : 03082533000 (WhatsApp)
  • Email Us : TestPointpk.com@gmail.com
Testpoint Whatsapp group Testpoint Whatsapp group
Sticky Note

PHYSICS

Top Physics MCQs

چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
Newton's original formula underestimated speed of sound in air because he _____?
  1. Considered vacuum conditions
  2. Ignored viscosity
  3. Assumed isothermal
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
When a droplet reaches terminal velocity, its acceleration is ______?
  1. Unchanged
  2. Zero
  3. Changing
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
In a step-up transformer, if the secondary voltage is increased by a factor of 10, the current in secondary coil will be _____?
  1. 10 times higher than the input current
  2. 10 times lower than the input current
  3. One-tenth of the primary current in transformer
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
When force and displacement are in opposite directions, the work done is said to be _____?
  1. Maximum
  2. Positive
  3. Negative
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
In circular motion, if angular displacement is kept constant, decreasing the radius will ______?
  1. Increase the linear displacement
  2. Decrease the linear displacement
  3. Increase the linear speed
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
A constant force F acts on a body and moves it a distance Δd in a time Δt. The rate at which the force is doing work is _____?
  1. F x Δt
  2. F x Δd
  3. F x Δd/Δt
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
A diver of mass m is swimming at a depth h below the sea level. If the reference level is taken at sea level, the gravitational potential energy of the diver is _____?
  1. -mgh
  2. mgh
  3. 2mgh
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
Potential energy decreases in the process of ______?
  1. Compressing a spring
  2. Releasing a stretched spring
  3. Stretching a spring
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
The path difference between two sound waves coming from a coherent source, with a wavelength 50 cm, at a point is 100 cm. The superposition of the waves at that point will produce _____?
  1. Loudness
  2. Beats
  3. An echo
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں
The value of the temperature coefficient of a conductor is zero. This means that with a rise in temperature, the resistance of the conductor _____?
  1. Increases
  2. Remains the same
  3. Becomes zero
  4. None of these
(0)
اس سوال کو وضاحت کے ساتھ پڑھیں

All Rights Reserved © TestPointpk.com