A cat climbs up the side of a tree, tilted at a 10 degree angle relative to the vertical (the cat is on the top side). The cat's claws dig into the tree bark, which pushes the cat up the tree.  If the cat has a mass of 5 kg, how hard does it have to push into the tree in order to climb up at constant speed?

Q: A triangular plate ABC is submerged in water with its plane vertical. The side AB, 4 ft long, is 6…

A: Find the force exerted by the water on one side of the plate.

Q: A 600 lb force applied to the small piston of a hydraulic press produces a 4,200 lb force by the…

A:

Q: Two children weighing 44 pounds and 76 pounds are going to play on a seesaw that is 10 feet long.…

A: Solution

Q: At a county fair, there is a contest to see who can pull a heavy crate along the ground with the…

A:

Q: A rectangular tank is 2m wide across its top and is 2m deep. If the tank is filled with water, find…

A: We need to find force on portion B by portion A. We know that the density of water is 1000kg/m3…

Q: The shape of the cable in a suspension bridge is parabolic when it is suspended between two towers…

A:

Q: a parabolic arch of maximum height 40 m is 30 m wide at ground level. A horizontal beam of length 12…

A: The objective of the question is to find the height of the beam above the ground when it is placed…

Q: In a football game, a defensive player jumps up to block a pass by the opposing team’s quarterback.…

A: Refer to the Question and note as :- Initial velocity v =-50 feet km second That time height of…

Q: 7 The largest palace in the world is the Imperial Palace in Beijing, China. Suppose you were to push…

A: Form the given information, the force F=60.0 N, the work done by the force is W=205000 J and the…

Q: A rectanglar window of height 5 feet and width 15 feet is on the side of a tank in an aquarium (so…

A: Let us consider a small horizontal strip of thickness dx at a depth of x  from the top of the tank…