What is ft, the magnitude of the tangential force that acts on the pole due to the tension in the rope?

How much force is needed to stop an 80kg football player if he decelerates at 5m/s2

At 5000-kg freight car runs into 10000-kg freight car at rest. they couple upon collision and move with a speed of 2 m/s. what was the initial speed of the 5000-kg car?

The temperature of a solution can change the solubility of a substance. The chart shows solubility of the same solute at different temperatures in water.

Which of the following must an engineer consider when designing a car's tires? the force of friction between the pavement and the tires the force needed to stop a moving car the force of gravity pulling the car down onto the tires the force of air

What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?

A 100 N box is placed on an inclined plane that makes a 30° angle with the horizontal. Calculate the component of gravitational force that acts down the inclined plane. A. 25 N B. 50 N C. 87 N D. 100 N

Approximately how many kelvins are equal to 60 c? a. 289k b. 323k c. 333k d. 413k

What are two ways to change velocity?

What is the main optical element of a refracting telescope?

Two water manometers are connected to a tank of air. One leg of the manometer is open to 100kPa pressure (absolute) while the other leg is subjected to 90kPa. Find the difference in deflection between both manometers, Delta h_a - Delta h_b.