List of top Physical Sciences Questions

In which of the following condition the work done by a force is zero?
The volume of 64 g O2 at STP is
Which of the following has the highest thermal conductivity?
Ring test ascertains
Which of the following atom has no isotope ?
When a bullet is fired from a gun, the gun recoils backward. This phenomenon is an example of
Which of the following physical quantities is (are ) vector(s) ?
Which of the following statements are true for "Sound" ?
Bauxite is an ore of which of the following metals?
Which one of the following is the dimension of power ?
Regarding covalent and electrovalent compounds which of the following statements are true?
The fluid part of blood is known as
The magnetic field lines due to an ordinary bar magnet
A boy throws a ball straight up at a velocity 10 m/s and catches it when it returns. What will be the velocity of the ball just before the boy catches it?
Velocity-time graph
Velocity-time graph of a body is given. Which of the following statements are true?
Domestic microwave cooking uses
What is the volume of 2 g of oxygen at normal pressure and temperature ?
The pH value of 10 g of pure water was found to be 7. Then what will be the pH value of 1g of same water ?
The resistance of a piece of metal wire is R. On which of the following parameters of the wire or its material, the value of R does not depend upon ?
A train track is laid with 100 m pieces of steel rails. If coefficient of linear expansion of steel is 11 x 10-6, what must be the minimum gap between two pieces of rails so that the train can run safely between 0°C and 50°C ?
A boy starts running with a speed of 1 m / s from a corner of a square of sides 20m along its periphery. What will be his displacement after 35 second ?
In industrial production of ammonia from nitrogen and hydrogen gases, a mixture of potassium oxide and aluminium oxide is used for the purpose of:
The speed of light in vacuum is
When a running bus stops suddenly, passengers tend to lean towards the front of the bus. It is related to
Approximate velocity of sound in air at room temperature is