Physics If the velocity-time graph of a particle is represented by y = mt + c, then the particle is moving with Constant speed Constant acceleration Constant velocity Varying acceleration Constant speed Constant acceleration Constant velocity Varying acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics If electric resistance is to be decreased, then the number of resistances should be connected in ________ Series Parallel None of these Mixed arrangement Series Parallel None of these Mixed arrangement ANSWER DOWNLOAD EXAMIANS APP
Physics When a stone is thrown in the calm water of a pond the waves produced on the surface of water in the pond are Longitudinal Transverse Both longitudinal and transverse Waves are not produced Longitudinal Transverse Both longitudinal and transverse Waves are not produced ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the sun reaches earth by the process of Conduction Convection All of these Radiation Conduction Convection All of these Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 ) 200J 400J 40J 20 J 200J 400J 40J 20 J ANSWER DOWNLOAD EXAMIANS APP
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 20 J 40 J 30 J 50 J 20 J 40 J 30 J ANSWER DOWNLOAD EXAMIANS APP