calculate the magnitude of a normal force on a 22.7 kg for the following circumstances. c. the block is resting on the floor of an elevator that is accelerating upward at 2.53 m/s^2. d. the block is on the level surface and a force of 115 N is exerted on it at an angle of 40.8 degrees below the horizontal.

Q: A. A load initially at rest is pushed to the right along a horizontal floor with a force of SUN.…

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Q: A В Two crates connected by a rope lie on a horizontal surface (see figure above). Crate A has mass…

A: Given Data:- Mass of A is mA=20 kg Mass of B is mB=14 kg Velocity of each crate is v=1 m/s…

Q: A 2.5 kg block is placed on a rough plane inclined 40° with the horizontal. Coefficient of static…

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Q: A block weighing 67.5 N rests on a plane inclined at 25.0° to the horizontal. A force F is applied…

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Q: A toy rocket engine is securely fastened to a large puck that can glide with negligible friction…

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Q: A with an unknown mass lies stationary on a horizontal surface. If the static friction is 34 lbs and…

A: Here static friction is f= 34lbs  Coefficient of static friction is u= 0.32  We have to calculate…

Q: What net external force (in N) is exerted on a 1400-kg artillery shell fired from a battleship if…

A: Given data:  Mass of artillery shell (m) = 1400 kg Acceleration (a) = 2.80 × 104 m/s2

Q: A woman exerts a horizontal force of 115 N on a crate with a mass of 32.2 kg.   (a) If the crate…

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Q: (a) Which of the four objects shown has a net zero force acting on it? O () O () (b) Which object or…

A: Lets find the magnitude of net force on each and every object before answering the mcqs:- We can use…

Q: C A Three boxes, each of mass 22 kg are on a frictionless table, connected by massless strings. A…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: What net external force is exerted on a 1000-kg artillery shell fired from a battleship if the shell…

A: mass = 1000 kg acceleration = 22000 m/s2 Net external force exerted on artillery shell = mass *…

Q: (b) A tow truck is experiencing 600 N tensional force in the cable and the cable makes a 60° angle…

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Q: A woman exerts a horizontal force of 109 N on a crate with a mass of 38.7 kg.   (a) If the crate…

A: Here, the free body diagram shows the horizontal force as FH  and  fs is the static friction, N is…

Q: In a warehouse, a box of mass is suspended above the ground by two cables. The left cable (which…

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Q: A 1.5 kg block is pulled across a horizontal surface that has a coefficient of kinetic friction of…

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Q: a) when rebuilding her car's engine, a physics major must exert 535 N of force to insert a dry steel…

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Q: A worker pushes horizontally on a 35 kg crate with a force of magnitude 110 N.The coefficient of…

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Q: A box of banana weighing 40.0 N rests on a horizontal surface. The coefficient of static friction…

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Q: A worker pushes a box with mass 11.2 kg on a horizontal surface with a constant speed of 3.50 m/s.…

A: The force required to move is  F = μ m g  where, m is the mass and μ is the coefficient of friction.…

Q: (a) Objects with masses m, = 12.0 kg and m2 9.0 kg are connected by a light string that passes over…

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Q: The equations are in the terms of the variables given in the problem

A: A force is an interaction of a push or pull action that occurs to any object. One force always…

Q: (b) The greater is the mass of an object the more force is needed to make it move'. State the…

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Q: A black widow spider hangs motionless from a web that extends vertically from the ceiling above. If…

A: Given The mass of spider is m = 1.70 g = 1.70 x 10-3 kg. When the spider is hanging at the ceiling…

Q: A man exerts a horizontal force of 121 N on a box with a mass of 34.7 kg. (a)If the box doesn't…

A: a) If the box is not moving, the friction force balances the applied force. Hence, the magnitude of…

Q: penguin weighing 80N rests on a plane inclined at angle 0=20° to the horizontal. Between the sled…

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Q: Give reasons for the answers to each of the following questions: (a) Can a normal force be…

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Q: The owner is dragging a baggage weighing 45.0 kg across a horizontal surface with a coefficient of…

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Q: B.A block with a mass of 20 kg rests on an earthbound plane elevated 35 degree off the horizontal.…

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Q: A 20kg is pulled on by a rope that forms an angle of 30 degrees to the horizontal and and has 150 N…

A: The given question can be solved by using the concept of Newton's laws of motion. Newton's laws of…

Q: Three blocks on a frictionless horizontal surface are in contact with each other. A force F is…

A: applied force on the first block (F) = 12 N m1 = 2.3 kg m2 = 1.2 kg m3 = 3.7 kg

Q: (a) If you ride in an elevator moving upward with constant speed, is your apparent weight greater…

A: Elevator is moving up with constant velocity

Q: a. What net external force is exerted on a 1150.0 kg artillery shell fired from a battleship if the…

A: Mass of artillery shell is Ms = 1150 kg acceleration of the artillery shell is, a = 2.40×10⁴ m/s²

Q: A block weighing 80N rests on a plane inclined at 20o to the horizontal. The  coefficient of static…

A:

Q: magnitude of the force at the moment the couch starts to move? (b) Keeping the magnitude of the…

A: Given data: The mass of couch is: m = 150 kg The coefficient of static friction is: μs = 0.45 The…

Q: A 67 kg circus gymnast is suspended in the air by two ribbons which are tied to the ceiling above…

A: m = 67 kgθ =48°

Q: Four forces act on an object, given by  A = 40.3 N east,  B = 43.3 N north, C = 74.7 N west, D =…

A: Given information:Force acting in east direction (A) = 40.3 N (“+ve” x-axis)Force acting in north…

Q: b) An aircraft, of mass 2000 kg, is following a circular path in the vertical plane as shown in…

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Q: A crate with a weight of 556 N is placed on a horizontal surface. The coefficient of static and…

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Q: Boxes of several sizes rest on a frozen pond, which serves as a frictionless horizontal surface. A)…

A: Given: The force applied by the fisherman is 26 N.             The acceleration is 8.5 m/s2.  To…

Q: A body of mass 20 kg rests on a horizontal frictionless plane and is acted on by a horizontal force…

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Q: A loaded penguin sled weighing 80 N rests on a plane inclined at angle 0=20° to the horizontal.…

A: Given that the weight of the loaded penguin and angle and coefficient of static friction and also…

Q: A woman exerts a horizontal force of 145 N on a crate with a mass of 38.7kg. (a) If the crate…

A:

Q: raight, horizontal track. If the acceleration of the train is constant, what is the magnitude of the…

A: We know that  we have given that the mass of the train is m and it starts from the rest and at a…

Q: Imagine a landing craft approaching the surface of Callisto, one of Jupiter's moons. If the engine…

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Q: a 50kg block of wood is inially at rest on a horizontal surface. The coefficients of static and…

A: A) Draw the free-body diagram of the block.

Q: You are climbing on a hill that is inclined at 22º with the horizontal and you wish to build a rope…

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Q: (b) Figure 4 shows the 70 kg concrete block is pull by electric motor. The force or tension in cable…

A:

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”