Two boxes, A and B, are at rest. Box A is on level ground, while box B rests on an inclined plane tilted at angle θ with the horizontal. (a) Write expressions for the normal force acting on each block. (b) Compare the two forces; that is, tell which one is larger or whether they are equal in magnitude. (c) If the angle of incline is 10° , which force is greater?

Q: Four forces act on an object, given by A = 49.3 N east, B = 47.3 N north, C = 90.7 N west, and D =…

A: The net force on the object along the x-axis can be calculated as,

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Q: Four forces act on an object, given by A = 32.3 N east, B = 45.3 N north, C = 84.7 N west,…

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Q: In the figure, a 50 kg rock climber is climbing a “chimney” between two rock slabs. The coefficient…

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Q: A horse is harnessed to a sled having a mass of 211 kg, including supplies. The horse must exert a…

A: Given,  Mass = 211 kg The horse must exert a force exceeding = 1180 N Angle = 32.3° We need to…

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Q: A bedroom bureau with a mass of 42 kg, including drawers and clothing, rests on the floor. (a) If…

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Q: Two blocks A and B are connected by a horizontal bar whose mass is negligible. The mass of block A…

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Q: (a)). What is the reading on the scale, which is marked in weight units? (b) In Figure (b) the…

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Q: A block weighs 100kg and is resting on a plane that is incline to the horizontal at an angle of 200.…

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Q: (a) A 2.25 kg salami is supported by a cord that runs to a spring scale, which is supported by…

A: Consider the given data as below. Mass of salami, m=2.25 kg Acceleration due to gravity, g=9.8 ms2

Q: A painter stands on a horizontal uniform scaffold hung by its ends from two vertical ropes 6 m…

A: Given A painter stands on a horizontal uniform scaffold hung by its ends from two vertical ropes 6 m…

Q: A bedroom bureau with a mass of 42 kg, including drawers and clothing, rests on the floor. (a) If…

A: Solution :-

Q: (a) Find the tension in each cable supporting the 536-N cat burglar. (Assume the angle θ of the…

A: a)Resolve the tension on inclined cable into horizontal and vertical components. Vertical component…

Q: A loaded penguin sled weighing 62.0 N rests on a plane inclined at angle 0 = 24.0° to the horizontal…

A: weight = mg= 62 N Angle = θ=240 coefficent of static friction = 0.23

Q: A loaded penguin sled weighing 82.0 N rests on a plane inclined at angle 0 = 22.0° to the horizontal…

A:

Q: A block is lifted by a plane inclined 20 ° with respect to the horizontal by means of a force F that…

A: Let F denotes the total applied force, F′x denotes the component of the force that is parallel to…

Q: A block of mass m; = 4.00 kg is put on top of a block of mass m, = 7.00 kg. To cause the top block…

A:

Q: Four forces act on an object, given by  A = 49.3 N east,   B = 50.3 N north,   C = 76.7 N west,  and…

A: Given data *Force acting on the object in east direction is A = 49.3 N  *Force acting on the object…

Q: A horse is harnessed to a sled having a mass of 251 kg, including supplies. The horse must exert a…

A:

Q: Given in the figure are two blocks A and B of weight 20 N and 100 N, respectively. These are being…

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Q: Suppose you have a 100-kg box full of books resting on a wood floor, with coefficient of static…

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Q: Problem 04: The body on the 30° incline is acted upon by a force P inclined at 20° with the…

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Q: A block of mass m; = 4.0 kg is put on top of a block of mass mp = 7.0 kg. To cause the top block to…

A: Since 19 N force must be applied to slip top block so frictional force between the two blocks must…

Q: A

A:

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Q: A 2.5 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 6.2 N…

A:

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A: Let FH be the horizontal force applied on the top block.Consider the top block FBD.

Q: Calculate the magnitude of the normal force on a 25.2 kg block resting on a surface that is tilted…

A: Given: A block of mass, m=25.2 kg resting on a surface that is tilted up at an angle, θ=40.8° with…

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!