Practice Physics GS Questions and Answers

• In a concave mirror which of the following pair of position of object – size of the image is correct? I. At infinity – point sized II. Beyond C – d...
• Which of the following is a reason for excessive current in electrical circuits? I. Direct touching of wires II. Connection of many devices to a single s...
• Which of the following statement is correct? I. Value of ‘g’ is higher at poles than equator II. Weight of an object at moon is 1/6 the weight of the...
• Which of the following statement is correct? I. Friction is caused by the irregularities on the two surfaces in contact II. Friction is a necessary evil
• Which of the following statement is/are true? I. The materials which allow heat to pass through them easily are conductors of heat. II. The materials whi...
• Sounds of frequencies less than about ______ vibrations per second cannot be detected by the human ear.
• Which of the following statement is correct? I. Magnetite is a natural magnet II. A freely suspended magnet always aligns in N-S direction
• In a convex lens, when the object is at infinity, then the position of image is ______.
• Which of the following is NOT a non-contact force?
• From the given options, the speed of sound is highest in which material?
• Total mechanical energy =
• Which of the following is caused due to the Newton’s first law of motion? I. When a motorcar makes a sharp turn at a high speed, we tend to get thrown t...
• The order of wavelengths for ordinary light is:
• An ant can see objects all around it due to the presence of which type of eyes?
• Which device is best suited for measuring the temperature inside metallurgical furnaces?
• When a cannonball is fired, its motion is an example of which type of motion?
• Which of the following is an example of longitudinal waves in a gas medium?
• If the vector sum of torques acting on a system is zero, then the object is in ________.
• During which type of motion does an object along a straight line have zero change in velocity for any time interval?
• The point where the total mass of a body is considered to be concentrated is known as what?
• Cryogenics is a branch of Physics that deals with what?
• The functioning of a quartz crystal in a watch is based on which principle?
• When a cannonball is fired, its motion is an example of ______.
• The work done by a centripetal force on an object moving in a circular path is:
• The force that resists the motion of a body sliding over a surface is called:
• A Nephometer is used to measure:
• An example of longitudinal waves (in a gas medium) is:
• Which law states that the induced electromotive force (e.m.f.) is proportional to the rate of change of magnetic flux linkage?
• The density of water is maximum at which temperature?
• The ratio of the total distance traveled by a body to the total time taken is its:
• If the vector sum of torques acting on a system is zero, then the object is in:
• An electric motor converts _____ energy to mechanical energy.
• The pitch of a sound is determined by its:
• In the equation of motion (2as = v² - u²), (s) represents:
• During ______ motion of an object along a straight line, the change in velocity of the object for any time interval is zero.
• In the equation of motion ( v = u + at ), ( u) represents:
• The weight (W) of a body is derived from which formula?
• In which type of motion does the velocity of a body vary with time?
• The Mohs scale is used to measure:
• __________ is the same at every point on a rotating body.