Physics Why does a cannon recoil after firing ? Newton's first law of motion Newton's third law of motion Backward thrust of gases produced Conservation of energy Newton's first law of motion Newton's third law of motion Backward thrust of gases produced Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics Rise of oil a wick is due to Surface tension of the oil Viscosity of the oil Density of the oil Pressure of the oil Surface tension of the oil Viscosity of the oil Density of the oil Pressure of the oil ANSWER DOWNLOAD EXAMIANS APP
Physics Which combination of colour is the most convenient during day and night time ? Yellow and blue Organe and blue White and black Red and green Yellow and blue Organe and blue White and black Red and green ANSWER DOWNLOAD EXAMIANS APP
Physics In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by Pcosq cosa Psinq cosa Psinq sina Pcosq sina Pcosq cosa Psinq cosa Psinq sina Pcosq sina ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N). 40 80 10 20 40 80 10 20 ANSWER DOWNLOAD EXAMIANS APP
Physics The best material for the core of a transformer is Soft iron Mild steel Hard steel Stainless steel Soft iron Mild steel Hard steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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