Under the action of a force, a 2 kg body moves such that its position x as a function of time is given by x= t^ 2 2 , where x is in meter and time t is in second . The work done by force in first 2 second is

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e

Calculate the velocity of a car traveling in a straight path due east with a distance of 16 meters in 2 seconds. question 1 options: a)32 m/s b)32 m/s e c) 8 m/s e d) 8 m/s

Which of the following list the divisions of the geologic time scale in order from longest to shortest