Physics An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is 3.33 km 0.33 km 33 km 1200 m 3.33 km 0.33 km 33 km 1200 m ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? Work input > work output These make work easier None of these Both A & B Work input > work output These make work easier None of these Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Sound signal into current signal Current signal into sound signal Sound signal into light signal Light signal into sound signal Sound signal into current signal Current signal into sound signal Sound signal into light signal Light signal into sound signal ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centre of gravity Moment of force Centrifugal force Centripetal force Centre of gravity Moment of force Centrifugal force Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics The spokes used in the wheel of a bicycle increase its Acceleration Moment of inertia Velocity Momentum Acceleration Moment of inertia Velocity Momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following principle is used to produce ''low-temperatures' ? Thermo-electric effect Super conductivity Adiabatic demagnetisation Joule-Kelvin effect Thermo-electric effect Super conductivity Adiabatic demagnetisation Joule-Kelvin effect ANSWER DOWNLOAD EXAMIANS APP
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