Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 10 cm 5 cm 15 cm 20 cm 10 cm 5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? Lever The screw Wedge Both A & B Lever The screw Wedge Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Consider the following statements :1. There is no net moment on a body which is in equilibrium.2. The momentum of a body is always conserved.3. The kinetic energy of an object is always conserved.Which of the statements given above is/are correct? 2 and 3 only 1 only 1, 2 and 3 1 and 2 only 2 and 3 only 1 only 1, 2 and 3 1 and 2 only ANSWER DOWNLOAD EXAMIANS APP
Physics The spring constant of a spring depends on its Thickness, its diameter and its material Length only Material only Length and its diameter Thickness, its diameter and its material Length only Material only Length and its diameter ANSWER DOWNLOAD EXAMIANS APP
Physics A body falling through a liquid acquires a steady velocity is known as Terminal velocity Steady state velocity Touch down velocity End velocity Terminal velocity Steady state velocity Touch down velocity End velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A photo-electric cell converts Mechanical energy to electric energy Heat energy to mechanical energy Light energy to electrical energy Light energy to chemical energy Mechanical energy to electric energy Heat energy to mechanical energy Light energy to electrical energy Light energy to chemical energy ANSWER DOWNLOAD EXAMIANS APP
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