Physics Friction is caused by the ________ on the two surfaces in contact. Gaps Irregularities Smoothness Densities Gaps Irregularities Smoothness Densities ANSWER DOWNLOAD EXAMIANS APP
Physics The angle between the ________ and the incident ray is called the angle of incidence. Normal Tangent Surface Reflected ray Normal Tangent Surface Reflected ray ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Ultrasonics Audible sounds Megasonics Infrasonics Ultrasonics Audible sounds Megasonics Infrasonics ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of different masses are dropped simultaneously from the top of a building Smaller stone reaches the ground earlier Both the stones reach the ground at the same time Depends on the composition of the stone Larger stone reaches the ground earlier Smaller stone reaches the ground earlier Both the stones reach the ground at the same time Depends on the composition of the stone Larger stone reaches the ground earlier ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Surface and cladding Cladding Both core and cladding Inner Core Surface and cladding Cladding Both core and cladding Inner Core ANSWER DOWNLOAD EXAMIANS APP
Physics When a bar magnet is cut into two equal halves, the pole strength of each piece – Becomes half Becomes double Remains the same Becomes zero Becomes half Becomes double Remains the same Becomes zero ANSWER DOWNLOAD EXAMIANS APP
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