Why do we move our hands while walking?, Force, Angular momentum, acceleration, Momentum, What is the principle used behind ball point pen?, Force, Momentum, Gravity, velocity, What is the basic principle behind wearing seat belts?, Inertia, Momemtum, Gravity, Conservation of energy, The device that is used to generate heat in microwave oven is, Microwave generator, Electric field, Spark, Magnetron, How will calculate the power consumption made in your house if your spend 250V at 10A, 25W, 2.5kW, 0.25kW, 250W, What is the principle used in battery?, electrochemical reaction, resistance, capacitance, inductance, Which is device used in aeroplane for measuring the landing and taking off plane?, odometer, radar, spectrograph, gyroscope, What is the basic principle used in touch screenof a smart phone?, capacitance, resistance, induction, pressure, Empty room will create noise when some speaks due to , reverberation, silence, fetcher effect, voice , what is the principle used when you open in a door with help of handle, angular momentum, momentum, force, torque, Projection of three dimensional object into two dimensional image is called, Intensity, Amplitude, Photograph, Hologram, The instrument that convert analog into digital signal in telephone is, Wire, Modem, Diaphragm, Speaker, Shooting a gun towards apple or moving a ship in sea, which is having higher momentum?, Shooting a Gun, Moving a ship in a sea, None of them, Both of them, Which colors are prominent to create different possible colors?, Red, Green and Blue, Red, Yellow and Blue, Red, White and Green, Black, Green and Blue, The reflection in mirror is due to, Glass, Paint, Shiny, Mercury.

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