Physics The motion of a body around a circular path is an example of Uniform velocity, variable acceleration Uniform speed, variable velocity Uniform speed, variable acceleration Uniform speed, uniform velocity Uniform velocity, variable acceleration Uniform speed, variable velocity Uniform speed, variable acceleration Uniform speed, uniform velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A copper wire of radius r and length l has a resistance of R. A second copper wire with radius 2r and length l is taken and the two wires are joined in a parallel combination. The resultant resistance of the parallel combination of the two wires will be 5 R/4 4 R/5 5 R R/5 5 R/4 4 R/5 5 R R/5 ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper is a better conductor of electricity than iron Copper is cheaper than iron Copper can take higher power than iron Copper is lighter than iron Copper is a better conductor of electricity than iron Copper is cheaper than iron Copper can take higher power than iron Copper is lighter than iron ANSWER DOWNLOAD EXAMIANS APP
Physics Fat can be seperated from milk in a cream seperator because of : Cohesive Force Gravitational Force Centrifugal Force Centripetal Force Cohesive Force Gravitational Force Centrifugal Force Centripetal Force ANSWER DOWNLOAD EXAMIANS APP
Physics A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] 1568 W 1568 N 1568 C 1568 J 1568 W 1568 N 1568 C 1568 J ANSWER DOWNLOAD EXAMIANS APP
Physics A nuclear reactor is said to have become 'critical' when It is shut down to avoid explosion It is ready to produce controlled energy It starts emitting dangerous radioactive radiations It stops due to malfunctioning It is shut down to avoid explosion It is ready to produce controlled energy It starts emitting dangerous radioactive radiations It stops due to malfunctioning ANSWER DOWNLOAD EXAMIANS APP