An airplane starts at rest and accelerates down a runaway for 20s. at the end of the runway, its velocity is 80m/s north. what is its acceleration?

Aman tries to push a box of mass 4 kg with a force of 5 n but the box remains stationary if the coefficient of static friction is 0.45, what is the value of the maximum force of friction?

Describe uniform velocity and variable velocity in short

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system