List of practice Questions

When we beat a carpet by stick the dust particles come out. Which law of motion works here ?
An object has a mass of $ 120 \, \text{kg $ on Earth. What is the mass of the object on the Moon?}
If we apply $ 10 \, \text{N $ of force on an object, then the acceleration produced is $ 2.5 \, \text{m/s}^2 $. What is the mass of the object?}
For which colour of light, the angle of deviation by a prism is maximum ?
What does the odometer of vehicle measure?
An object travels 25 m in 5 s and then travels 25 m in 3 s. What is the average speed of the object?
A train is moving at a constant speed of \( 54 \, \text{km/h} \). What is the speed of the train in \( \text{m/s} \)?
What is the 'SI' unit of acceleration ?

In this graph which line (A or B) show high velocity :

An object mass is 'M' and Velocity is 'V'. What is the momentum of the object :
A mirror forms a virtual and diminished image. It is a :
Focal length of a plane mirror is :
A convex lens forms the image of sun at :
Speed of light in vacuum is:
The cause of twinkling of stars is:
Blue colour of sky is due to :
Myopia is corrected by using :
Which one is not true for magnetic field lines ?
At the time of short circuit, the current in the circuit is :
The device used for producing electric current is called:
The north and south poles of a magnet:
Strength of magnetic field produced by a current carrying solenoid depends upon :
An electromagnet is :
If a line segment joining the points P and Q $(3, -4)$ is bisected at origin, then the coordinates of P are :
Electric current produces :