List of top Physics Questions asked in KCET

A satellite in a circular orbit of radius $R$ has a period of $4\,hours$. Another satellite with orbital radius $3 \, R$ around the,same planet will have a period (in hours)
Optical fiber works on the principle of
The direction of force acting on a current carrying conductor at right angles to a magnetic field is given by
Water is falling on the blades of a turbine at a rate of $6000 \,kg \,min ^{-1}$. The height of fall is $100\, m$. The power given to the turbine is
A system exhibiting SHM must possess
A rubber ball filled with water is having a small hole. This is used as the bob of a simple pendulum. Then period of such a pendulum
A bimetallic strip of brass and iron is heated. Then it bends such that iron is one the inside. This shows that
A medium can carry a longitudinal wave because it has the property of
The coefficient of viscosity has following dimensions
The sides of a rectangle are 6.01 m and 12 m. Taking significant figures into account the area of rectangle is
A sphere collides with another sphere of identical mass. After collision, the two spheres move. The collision is inelastic. Then the angle between the directions of two spheres is
A hollow metallic cylinder is heated. Then its internal diameter
At what height over the earth's pole, the free fall acceleration decreases by $1%$. (Assume the radius of earth to be $6400 km$)
The dimensional formul $ML^2T^{-2}$ represents
The system of units followed in science is
The unit of electrical power is
ampere hour is a unit of
A thermos flask contains hot coffee. The flask is vigorously shaken. Then the temperature of the coffee will
A ring shaped metal is allowed to expand by heating it. The hole will
A hole is drilled along the earth's diameter and a stone is dropped into it. When the stone is at the centre of earth, it has
SI unit of magnetic field is
An object is dropped from rest, its velocity V changes in the following forms
Absolute zero of temperature is
A body has a charge of -3.2μC . The number of excess electrons it has is
A p -n junction diode is connected to a battery of emf 5.7 V in series with a resistant 5kΩ such that it is forward biased. If the barrier potential of the diode is 0.7 V, neglecting the diode resistance, the current in the circuit is