Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Water, iron and air Air, water and iron Iron, water and air Iron, air and water Water, iron and air Air, water and iron Iron, water and air Iron, air and water ANSWER DOWNLOAD EXAMIANS APP
Physics The source of the Sun's energy is the process of Thermionic emission Photoelectric emission Nuclear fusion Nuclear fission Thermionic emission Photoelectric emission Nuclear fusion Nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Physics A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height? 2.87 sec 4.65 sec 5.41 sec 3.44 sec 2.87 sec 4.65 sec 5.41 sec 3.44 sec ANSWER DOWNLOAD EXAMIANS APP
Physics An athlete runs before long jump to get advantage on Frictional force Inertia of motion Moment of a force Principle of moments Frictional force Inertia of motion Moment of a force Principle of moments ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicle tyres are inflated properly To allow the vehicle to take more load. To ensure smooth running. To go fast and save fuel. To avoid skidding and to minimise friction To allow the vehicle to take more load. To ensure smooth running. To go fast and save fuel. To avoid skidding and to minimise friction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of continous emission spectrum? Spectrum of a water Spectrum of an oil frame None Both Spectrum of a water Spectrum of an oil frame None Both ANSWER DOWNLOAD EXAMIANS APP
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