Suppose the mechanical advantage of a machine is 4 and the input force is 20 N. What is the output force?

A boat has a propulsion system that consists of a pump that sucks water at the bow and presses it on the stern. All tubes are 5 cm in diameter and the outlet flow is 50 L/s.

CE 36. A 50,000 kg plane is flying at a constant velocity of 130 m/s. What is the net force that is acting on it?

If you wanted to know how fast a tiger can run, which measurements would you use? A. candela, mole B. kilogram, amphere C. meter, kilogram D. meter, second

You are standing on a straight stretch of road and watching the motion of a bicycle; you choose your position as the origin. At one instant, the position of the bicycle is negative and its velocity is positive.

a large cargo trucks needs to cross a bridge the truck is 30m long, and 3.2 wide, the cargo exerts a force of 54,000 N the bridge can withstand 450 PA of pressure. is it safe for the truck to cross the bridge?

A 85-kg astronaut (including spacesuit and equipment) is floating at rest a distance of 11 m from the spaceship when she runs out of oxygen and fuel to power her back to the spaceship. She removes her oxygen tank (3.

Find the specific gravity of the rose quartz. Specific gravity = density of of water. What are the units for specific gravity?

A ball of mass 5.0kg is lifted off the floor a distance of 1.7m. 1. What is the change in the gravitational potential energy of the ball? 2. Now you release the ball from rest, and it falls to the floor.

What is the device to break a circuit called?

A 3 column table with 5 rows labeled table A. The first column is labeled voltage in volts with entries 1.0, 5.0, 10, 20, 50. The second column is labeled current: calculated in amps with no entries.