Physics A body of 4.0 kg is lying at rest. Under the action of a constant force, it gains a speed of 5 m/s. The work done by the force will be ________ 50 J 30 J 20 J 40 J 50 J 30 J 20 J 40 J ANSWER DOWNLOAD EXAMIANS APP
Physics If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as lUV, lVIS and lIR respectively, then which of the following gives the correct relationship among these wavelengths? LUV > lVIS > lIR LUV > lIR > lVIS LUV < lVIS < lIR LUV < lIR < lVIS LUV > lVIS > lIR LUV > lIR > lVIS LUV < lVIS < lIR LUV < lIR < lVIS ANSWER DOWNLOAD EXAMIANS APP
Physics In a particular system, the units of length, mass and time are chosen to be 10 cm, 10 g and 0.1 s respectively. The unit of force in this system will be equivalent to 1 N 0.1 N 10 N 100 N 1 N 0.1 N 10 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Physics Stationary wave is formed by Two waves of the same speed superposing Two waves of same frequency travelling in the same direction A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction Two waves of the same speed superposing Two waves of same frequency travelling in the same direction A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Physics Atomic packing factor of body centred cubic structure (bcc) is 0.63 0.69 0.68 0.73 0.63 0.69 0.68 0.73 ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of heat into electrical energy is achieved by using : Hydrometer Ammeter Voltmeter Thermocouple Hydrometer Ammeter Voltmeter Thermocouple ANSWER DOWNLOAD EXAMIANS APP
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