12. A 25 kg block sits on a surface with a 20° incline, as shown below. The coefficient of friction between the block and surface is 0.27. What is the acceleration of the block? 25 kg 20

Q: 9. A worker pulls a 200 N packing crate at constant velocity across a rough floor by exerting a…

A: Step 1: Step 2: Step 3: Step 4:Step 5:

Q: A block with a mass of 5.00 kg is coming down on an incline plane at an angle of 40.0 degrees above…

A:

Q: We are going to make a simple approximation of the number of atoms in the universe. Assume all the…

A: Given that, Density of sun = 1.4 g/cm3 Radius of sun = 7.0×108 m =7.0×1010 cm Mass of the sun =…

Q: 1. A mass of 12.0 kg is placed on a table. A string is tied to the mass, and run over a pulley to a…

A: As both masses are connected to the same string, tension in the string is the same, and acceleration…

Q: 137 kg crate is hanging from two cables. One of the cables pulls left and up at a 7 degree angle…

A: Given  Mass of crate = 137 kg  Weight of crate w = mg =137×9.8 =1342.6 N

Q: 2. A worker pushes a 45.0-kg crate across a rough factory floor. The crate is very short, so the…

A:

Q: 3. A 45 kg wooden box sits at the top of an inclined plane that has an angle of 27°. Calculate the…

A: Mass of the box (m) = 45 kgAngle of the inclined plane (θ) = 27°Coefficient of kinetic friction…

Q: 8. A 152 kg box is pulled by a person with 258 N force at angle of 15.0° across a level floor at a…

A: Given, mass of the block, m = 152 kgforce by the person, F = 258 Nforce is applied at an angle of, θ…

Q: A 1.5-kg physics textbook on a bookshelf is leaning against the side of a bookshelf, tilted at an…

A:

Q: A block of mass m is placed on an inclined plane which has an adjustable angle with the horizontal.…

A: The free-body diagram of an object on an inclined plane:

Q: A 201 kg crate hangs from a single cable. A rope pulls with 221 N of force to the right. Find the…

A:

Q: A 475 gram box is given a push and it then slides up and back down a ramp with a 35.0° incline. The…

A:

Q: 6. A block of mass 20 kg is pushed against a vertical surface as shown. The coefficient of friction…

A: Given:         mass of the block is m = 20 kg        coefficient of the friction is μ = 0.2 and…

Q: The figure below shows a block with mass m = 5.1 kg pulled up a surface inclined at an angle of ? =…

A:

Q: A train has a 500,000 kg engine towing 20 cars on a level track. Each car has a mass of 100,000 kg.…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: 3. A 6.50 kg block is pressed against a vertical wall by a force (F), as shown in the figure below.…

A: The given force holds up the block against the wall. And since the wall is rough, it offers a…

Q: 3. A box weighing 1000 N is sitting in an inclined plane with an angle of 45°. Given the coefficient…

A: Angle of repose is defines as the angle of an inclined plane, at which a body placed on it just…

Q: 5. A 750-kg beam is supported by two ropes. Rope 1 has a tension of 5,000 N. The angle is 20°…

A: FBD is

Q: A safe weighing 2000N is to be lowered at constant speed down the ramp 4m long from a truck 2m high;…

A: The net force acting on an object is equal to the product of mass and acceleration of the object. If…

Q: 3. Consider the 52.0 kg mountain climber shown below. (a) Find the tension in the rope and the force…

A:

Q: two cubes of ice are shown after they have been just placed (without pushing) on a very shallow…

A: Required :: Which cube will be more likely to begin sliding. Both the cubes will slide at the same…

Q: 1. A crate is being push by a horizontal force P to cause movement upward along the 15° incline…

A:

Q: 5. (a) The weight of the block in the diagram is 54 N. The coefficient of static friction between…

A: 5. (a) Given:The weight of the block (W) = 54 Ncoefficient of static friction between the block and…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!