Physics According to the quantum theory of light, the energy of light is carried in discrete units are called Electrons Photons Protons Photoelectrons Electrons Photons Protons Photoelectrons ANSWER DOWNLOAD EXAMIANS APP
Physics A single fixed pulley is used to draw water from a well because Efficiency is 100% Force is applied in a convenient direction Velocity ratio is low Mechanical advantage is high Efficiency is 100% Force is applied in a convenient direction Velocity ratio is low Mechanical advantage is high ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 0.01 0.001 1 × 10–10 1 × 1010 0.01 0.001 1 × 10–10 1 × 1010 ANSWER DOWNLOAD EXAMIANS APP
Physics When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? 6.33 N 5.33 N 3.33 N 4.33 N 6.33 N 5.33 N 3.33 N 4.33 N ANSWER DOWNLOAD EXAMIANS APP
Physics For an object, the state of rest is considered to be the state of ________ speed. Zero Inverse Increasing Decrease Zero Inverse Increasing Decrease ANSWER DOWNLOAD EXAMIANS APP
Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Absence of gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Acceleration in the orbit which is equal to the acceleration due to gravity outside Absence of gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Acceleration in the orbit which is equal to the acceleration due to gravity outside ANSWER DOWNLOAD EXAMIANS APP