A 44.1-kg crate rests on a horizontal floor, and a 66.9-kg person is standing on the crate. Determine the magnitude of the normal force that (a) the floor exerts on the crate and (b)the crate exerts on the person.

Q: Two people, one of mass 100 kg and the other of mass 50 kg, stand facing each other on an…

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Q: Two boxes of mass ?1 = 63 kg and ?2 =127 kg are in contact and rest on a horizontal surface. Force ?…

A: The friction force can be said to be that reaction force, which a rough surface will apply on a body…

Q: A space probe has two engines. Each generates the same amount of force when fired, and the…

A: Data given: Time taken for the first case (t1) = 38.3 sec New Time (t2) =?

Q: 2.21 Four concurrent forces act on the center of mass of a landing airplane. Calculate the resultant…

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Q: elevator cabs A and B are connected by a short cable and can be pulled upward or lowered by the…

A: Draw the free-body diagram of the elevator B.

Q: Alex is asked to move two boxes of books in contact with each other and resting on a frictionless…

A: (A) Let FP be defined as the horizontal force. Let mA be defined as the mass of box A, and mB be…

Q: A truck is using a hook to tow a car whose mass is one quarter that of the truck. If the force…

A: Force executed by truck on car = 6000 N Mass of car = 14(Mass of truck)

Q: 3. A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She…

A: Along the horizontal direction,

Q: Two blocks in contact with each other are pushed to the right across a rough horizontal surface by…

A: In the given representation it is shown that there are two blocks in contact with each other are…

Q: In a two-dimensional tug-of-war, Alex, Betty, and Charles pull horizontally on an automobile tire at…

A: Resultant of FA→ and FB→ is R=FA2+FB2+2FAFBcos1440 Charles must pull with this magnitude for…

Q: Which of the following forces is most likely to match the weight of an average high school student?…

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Q: Three force are exerted on an object placed on a tilted floor. The three forces are directed as…

A: There are three force on the object. Force F1 is 1.0 N and F2 is 8.0 N and F3 is 7.0 N

Q: - The diagram below shows the magnitudes and directions of three forces applied on a particle at P.…

A: F1 = 5 N F2 = 4 N F3 = 7 N

Q: FOR NUMBER 21 – 22: Two blocks A and B have masses of 2 kg and 6 kg, respectively, and are in…

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Q: Two boxes, one of mass 60 kg and the other 90 kg, are in contact and at rest on a surface where the…

A: a) 0.43 m/s^2 b) 480 N

Q: Only two forces act on an object (mass = 8.18 kg), as in the drawing. Find the (a) magnitude and (b)…

A: Given: Mass of the block: m = 8.18 kg Force acting along x axis = 40 N Force acting at an angle of…

Q: A space probe has two engines. Each generates the same amount of force when fired, and the…

A: Given:Time taken to travel a certain distance when both forces are in same direction = 31.2 s

Q: Starting from rest, there are exactly six constant forces acting on a space drone: A 15 N force in…

A: A particle at rest is being acted upon by various forces in x and y directions . We need to…

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

A: Given:- mass of artillery shell =1400 kg  velocity of fired (v)=300×104 m/s acceleration…

Q: wo people, one of mass 100 kg and the other of mass 50 kg, stand facing each other on an ice-covered…

A: Given data- Heavier person MH=100 kg Lighter person ML=50 kg The heavier person pushes on the…

Q: A block with a mass of m = 32 kg rests on a frictionless surface and is subject to two forces acting…

A:

Q: Two people, one of mass 100 kg and the other of mass 50 kg, stand facing each other on an…

A:

Q: A woman is pushing a baby stroller. Compared to the magnitude of the force exerted on the stroller…

A: A women pushing a baby stroller.

Q: 2.21 Four concurrent forces act on the center of mass of a landing airplane. Calculate the resultant…

A:

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A:

Q: .333 kg ball, initally at rest moves a distane of 5.0 m in 1.25 s. what is the magnitude of the…

A: Given: mass of ball, m  = 0.333 kg  distance traveled, S = 5 m time taken, t = 1.25 sec Initial…

Q: A block m1 of mass 5.0 kg rests on block m2 of mass 15.0 kg, which is tied to a wall by a horizontal…

A: Write the given values of the problem- mass of the block-m1=5 kgm2=15 kgm3=20 kgcoefficient of the…

Q: A bullet with a mass of 20.0 grams is fired from a gun with a 10.0 cm barrel at a velocity of 300.0…

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Q: An airplane of mass of 5000 kg has to perform an emergency landing.it makes contact with the ground…

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Q: Starting from a standstill, Abi (mass = 55.00 kg) performs a vertical jump. b.) During the jump, a…

A: The net force which Abi experiences during his jump must be the sum of the vertical forces. Now in…

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A: The magnitude of net acceleration of the ball is given by, a=ax2+ay2 Here, ax is the x-component of…

Q: a = 10.0 m/s² 30.0° F2 1.00 kg F1 An object with a mass of 1 kg is moving towards the northeast with…

A: Ans:- Image-1

Q: A 6.00 kg block is in contact with a 4.00 kg block on a horizontal frictionless surface. The 6.00…

A: Given

Q: While the dancer is in the air and holding a fixed pose, what is the  magnitude of the force her…

A: Let, the mass of the head be 'm' , force exerted by the neck be 'F' , acceleration due to gravity be…

Q: An object of mass m = 1.00 kg is observed to have an acceleration of a with a magnitude of 23.6 m/s²…

A: Given Data:- Mass of the object is m=1.00 kg Acceleration of the object is a=23.6 m/s2 in a…

Q: The drawing shows a 25.1-kg crate that is initially at rest. Note that the view is one looking down…

A: Given that:- Mass of crate=25.1 kg

Q: Two forces act on a 6-kg block resting on a frictionless surface as shown. What is the magnitude of…

A: Data known, Mass of the body is 6kg, One of the force is 3.7N, The other force is 5.9N at an angle…

Q: Consider a person standing on a scale in an elevator. If the elevator accelerates upwards with an…

A:

Q: A block of mass M is suspended at rest by two strings attached to walls, as shown in the figure. The…

A: Given -  Block of mass (m) is suspended at rest. Solution: Step1 - Understanding the concept that…

Q: Two forces F1 and act on a 9.40-kg object. F1 = 40.0N and F2 = 12.0 N. 90.0° 60.0° m m a (a) Find…

A: Use Newtons second law,ΣF→ = m xa→⇒a = ΣFm  = 40i +12j9.40⇒ a = 4.255 i + 1.2765 jSo, magnitude =…

Q: You are standing on the floor of a stationary elevator.  You weigh 85 kg, what is the magnitude of…

A: Given  Mass (m) = 85 kg

Q: If a 3.10 kg body has an acceleration of 7.20 m/s2 directed at 38.0° to the positive x axis. what is…

A:

Q: A construction worker with a weight of 850 N stands on a roof that is sloped at 20°. What is the…

A: Given  weight of constructor(W)=850 N inclined angle of roof=200

Q: An object of mass m = 1.0 kg is observed to have an acceleration a with a magnitude of 10.0 m/s² in…

A: Given data: Mass of the object, m=1.00 kg, Acceleration, a=10.0 ms2. As show in the given figure, we…

Q: Two forces of magnitude 30 N and 60 N act simultaneously on a body. Which one of the following…

A: