Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 3.3 km, 0.30 km 1.8 km, 0.15 km 2.2 km, 0.20 km 2.8 km, 0.25 km 3.3 km, 0.30 km 1.8 km, 0.15 km 2.2 km, 0.20 km 2.8 km, 0.25 km ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a result of Surface tension ? Capillary action Viscosity Gravitational pull Radiation Capillary action Viscosity Gravitational pull Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics The washing machine works on the principle of Dialysis Centrifugation Reverse osmosis Diffusion Dialysis Centrifugation Reverse osmosis Diffusion ANSWER DOWNLOAD EXAMIANS APP
Physics Which metal is the best conductor of heat? All of these Gold Copper Silver All of these Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Shock-absorbers are usually made of steel as it : Has higher elasticity Has no ductile property Has lower elasticity Is not brittle Has higher elasticity Has no ductile property Has lower elasticity Is not brittle ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To convert kinetic friction into rolling friction To convert static friction into kinetic friction To increase friction Just for convenience To convert kinetic friction into rolling friction To convert static friction into kinetic friction To increase friction Just for convenience ANSWER DOWNLOAD EXAMIANS APP
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