Physics What is the minimum distance (in metres) required to hear an echo? 17 21 13 10 17 21 13 10 ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To convert static friction into kinetic friction To increase friction To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction To increase friction To convert kinetic friction into rolling friction Just for convenience ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a Non Renewable Resource of Energy? Wind Power Natural Gas Hydrogen Fuel Solar Energy Wind Power Natural Gas Hydrogen Fuel Solar Energy ANSWER DOWNLOAD EXAMIANS APP
Physics What is the escape velocity of the rocket in the earth? 12.2 km/sec 13.2 km/sec 11.2 km/sec 10.2 km/sec 12.2 km/sec 13.2 km/sec 11.2 km/sec 10.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Pressure and Young's modules Planck's constant and Angular momentum Force and rate of change of linear momentum Impulse and moment of force Pressure and Young's modules Planck's constant and Angular momentum Force and rate of change of linear momentum Impulse and moment of force ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 8 T 1 T 4 T 2 T 8 T 1 T 4 T 2 T ANSWER DOWNLOAD EXAMIANS APP