Physics A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 ) 200J 40J 400J 20 J 200J 40J 400J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics What is the size of Electron as comapared to Proton and Neutron? 1/1836 8402 1/1236 1/355 1/1836 8402 1/1236 1/355 ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : 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 Copper is a better conductor of electricity than iron ANSWER DOWNLOAD EXAMIANS APP
Physics Acceleration is the rate of change of Jounce Velocity Speed Jerk Jounce Velocity Speed Jerk ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as It is a striking colour It is scattered It has very high energy Its wavelength is the longest It is a striking colour It is scattered It has very high energy Its wavelength is the longest ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
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