Physics Supersonic plane fly with the speed less than the speed of sound greater than the speed of sound of light of sound less than the speed of sound greater than the speed of sound of light of sound ANSWER DOWNLOAD EXAMIANS APP
Physics Why does the sea appear blue in colour? Interference of the sun light from water surface Reflection of the sun light from water surface Refraction of the sun light Scattering of the sunlight by water molecules Interference of the sun light from water surface Reflection of the sun light from water surface Refraction of the sun light Scattering of the sunlight by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsupply. Which of the bulbs will fuse? Neither Both 100 W 25 W Neither Both 100 W 25 W ANSWER DOWNLOAD EXAMIANS APP
Physics Optical Fibre technology works on which of these principles of Physics? Newton's law of Motion Photoelectric effect Total internal reflection of Light Bernoulli's Principle Newton's law of Motion Photoelectric effect Total internal reflection of Light Bernoulli's Principle ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by All of these Increasing the number of turns Increasing current supply Increasing the length of the coiled wire All of these Increasing the number of turns Increasing current supply Increasing the length of the coiled wire ANSWER DOWNLOAD EXAMIANS APP
Physics The device which converts AC to DC is Rectifier Amplifier None of these Oscillator Rectifier Amplifier None of these Oscillator ANSWER DOWNLOAD EXAMIANS APP
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