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 ) 40J 200J 20 J 400J 40J 200J 20 J 400J ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a compound machine? Bicycle Screw Knife Ramp Bicycle Screw Knife Ramp ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight ANSWER DOWNLOAD EXAMIANS APP
Physics In a vacuum, all electromagnetic waves have the same All listed here Wavelenth Frequency Velocity All listed here Wavelenth Frequency Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Creates electrical energy Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Creates electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics When a strong beam of light is passed through a colloidal solution, the light will Be reflected Pass unchanged Be absorbed Be scattered Be reflected Pass unchanged Be absorbed Be scattered ANSWER DOWNLOAD EXAMIANS APP