Physics Which of these waves can be polarized ? Light waves Longitudinal waves on a string Sound waves in air Transverse waves on a string Light waves Longitudinal waves on a string Sound waves in air Transverse waves on a string ANSWER DOWNLOAD EXAMIANS APP
Physics Danger signals are generally red as red light Undergoes least deviation Gives comfort to eye Has lowest velocity Is least bright Undergoes least deviation Gives comfort to eye Has lowest velocity Is least bright ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic brakes work on the principle of Pascal's law Newton's law Thomson's law Bernoulli's theorem Pascal's law Newton's law Thomson's law Bernoulli's theorem ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? It decreases the volume of the person to keep him afloat The person can sit on it like a raft It increases the volume of the person to keep him afloat It provides oxygen to a drowning person It decreases the volume of the person to keep him afloat The person can sit on it like a raft It increases the volume of the person to keep him afloat It provides oxygen to a drowning person ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetism in materials is due to Protons at rest Electrons at rest All neutrons at rest Circular motion of electrons Protons at rest Electrons at rest All neutrons at rest Circular motion of electrons 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 ________ 40 J 20 J 50 J 30 J 40 J 20 J 50 J 30 J ANSWER DOWNLOAD EXAMIANS APP
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