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Practice Physics GS Questions and Answers

Which one of the following is called a red planet?
The resistance of the human body (dry condition) is of the order of –
The sharpness of a television image is termed as its –
What is the telescope designed to search for earth-size planets in the nearby region of our galaxy, termed as?
The height of a geo-stationary satellite from the Earth's surface is approximately :
Which of the following is the best conductor of electricity?
As we go from Equator to North pole the value of ‘S; the acceleration due to gravity
Flight Recorder is technically called :
The part of the eye having the largest refractive index is -
The centre of gravity of a sprinter during the race lies –
A larger force on a rotating body results in larger _____.
The instrument used to see the distant objects on the Earth is –
Which of the following principle is used to produce low-temperatures'?
A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will -
Which of the following is not an insulator?
An image formed by a plane mirror is ______.
Which of the following pair regarding sound is correct? I. Loudness – depends on amplitude II. Shrillness – depends on frequency
Which of the following is NOT a conductor of electricity?
Which of the following statement is correct? I. The incident ray, the normal at the point of incidence and the reflected ray all lie in the same plane. I...
An object of mass ‘m’ be made to fall freely from a height ‘h’. At the start the potential energy is _____ and kinetic energy is ______. ...
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?

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