Physics Which of the following is not true about X-rays? Travel with the speed of light Can be reflected or refracted Have low penetrating power Can affect photographic plates Travel with the speed of light Can be reflected or refracted Have low penetrating power Can affect photographic plates ANSWER DOWNLOAD EXAMIANS APP
Physics The energy of a photon varies directly with its None of these Wave length Frequency Speed None of these Wave length Frequency Speed ANSWER DOWNLOAD EXAMIANS APP
Physics Kilowatt-hour is the unit of : Power Force Momentum Energy Power Force Momentum Energy ANSWER DOWNLOAD EXAMIANS APP
Physics Kinetic energy depends on The mass of the moving body Both mass and velocity of the moving body The velocity or speed of the moving body. The pressure of the moving body The mass of the moving body Both mass and velocity of the moving body The velocity or speed of the moving body. The pressure of the moving body ANSWER DOWNLOAD EXAMIANS APP
Physics An ice block with a piece of lead embeded in it floats in water. If ice melts the water level Rises Falls first and then rises Remains same Falls Rises Falls first and then rises Remains same Falls ANSWER DOWNLOAD EXAMIANS APP
Physics Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2 14 m/s 0.14 m/s 140 m/s 1.4 km/s 14 m/s 0.14 m/s 140 m/s 1.4 km/s ANSWER DOWNLOAD EXAMIANS APP