Check Your Understanding A force of 1150 N acts parallel to a ramp to push a 250-kg gun safe into a moving van. The ramp is frictionless and inclined at 17°. (a) What is the acceleration of the safe up the ramp?

Q: A 5-kN bear slides down an ice slide without friction. If the slide makes an angle of 37° with the…

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Q: The coefficient of static friction between a block and a table is 0.38.  A student pulls on the…

A: Free body diagram of block just before it move Just before motion of block, block is in equilibrium…

Q: The 180- Ib man in the bosun's chair exerts a pull of 60 lb on the rope for a short interval. Find…

A: Given that,mA=22.68 kgmm=81.64 kgG=mmgG=800.95 NGh=mhgGh=222.49 NFT=4 GhFT=889.96 N

Q: In the example of a box on a horozontal frictionless floor, if I push the 2kg box with 20 N of…

A: Given: The mass of the object is 2 kg. The applied force on the object is 20 N.

Q: A freight train has a mass of 1.5x 10^7kg. If the locomotive can exert a constant pull of 7.5x 10^5N…

A: Mass of the train is m=1.5×107 kg The locomotive can pull with a force, F=7.5×105 N As the the train…

Q: A boat moves through the water with two forces acting on it. One is a 1500 N forward push by the…

A: Here, we calculate  the given as follow;

Q: Under certain conditions, the human body can safely withstand an acceleration of 10 g. (a) What net…

A: Newton's second law state that the force acting on a body resting on a surface  is the product of…

Q: A 5-kg block at rest is pulled by a constant horizontal force of 10 N that cause it to accelerate.…

A: Here we have to use Newton's 2nd law to get the acceleration of the block in 1st and 3rd part Then…

Q: a) Find the resultant force and calculate its magnitude and direction (relative to the positive…

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Q: There is a 20 N force pulling an object to the left. The force of friction is 10 N in the opposite…

A: SOlution: gievn that F = 20 N Ff = 10 N to find the resultant force

Q: If the rocket sled  starts with onlyone rocket burning, what is the magnitude of its…

A: (a) Apply Newton’s second law

Q: Commercial airplanes are sometimes pulled out of the passenger loading area by a tractor. (A) And…

A: Force exerted by tractor, F bacward = 1.75 x 104 N Force experienced in resisting motion, F…

Q: A child pulls a 35kg sled to the left along a horizontal surface covered by snow with a force of 22…

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Q: A freight train has a mass of 1.5 x 107 kg. If the locomotivecan exert a constant pull of 7.5 x 105…

A: Force is,

Q: A 1100-kg car pulls a boat on a trailer. (a) What total forceresists the motion of the car, boat,…

A: a)The diagram of the car is shown below. The net force on the car is given by,

Q: Commercial airplanes are sometimes pushed out of the passenger loading area by a tractor. (ə) An…

A: (a) Given: The mass of tractor is 1800 kg. The force exerted is 1.65x104 N. The friction force is…

Q: A mover needs to push a couch up an inclined ramp that makes 21o with the horizontal. If the couch…

A: Given Data: The mass of couch is, m=70 kg The coefficient of kinetic friction is, µ=0.22 The angle…

Q: A weighing 5 kips is traveling with a constant velocity of 55 mph when brakes are applied causing a…

A: Given data: Weight is, W=5 kips. Velocity is, u=55 mph. Braking force is, F=2 kpis. Angle of…

Q: A spaceship takes off at the surface of our planet. Inside it, a 5.70-kg tool is hanging by a…

A: Given: The mass of the tool is 5.7 kg. The initial velocity of the ship is 0 m/s. The distance…

Q: a boat moves through the water with two forces acting on it. one is 1875-N forward push by the water…

A: Given data:  Forward push Force (F) = 1875 N Resistive force (f) = 1200 N Mass (m) = 1100 kg Time…

Q: A 2 kg box sits on a ramp of 8 degrees where the coefficient of friction is 0.3. A string runs…

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Q: 1200-kg car pulls a boat on a trailer. (a) What total force resists the motion of the car, boat, and…

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Q: What is the horizontal force on a 4-kg box pushed tot he right by a force of 10N on a surface with a…

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Q: (a) (b) (c) What is the normal force between the ramp and the box? What is the force of friction…

A: given m=20 kg (mass) θ=40o(angle of incline with horizontal) F=225 N(applied force)…

Q: When landing after a spectacular somersault, a 50.0 kg gymnast decelerates by pushing straight down…

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Q: The coefficient of friction between a 40kg piano and the ground is 0.85. What will the piano's…

A: Given, Mass, m=40 kg, Coefficient of friction, μ=0.85, and Force, F=450 N.

Q: Assume a box has a mass of 18.0 kg. The force of kinetic friction between the box and the floor is…

A: If the block moves with a constant velocity, the acceleration of the block is zero.

Q: Engineers at Boeing developing specs for their "next-generation" 737 aircraft needed to know the…

A: We have to determine the acceleration of the plane such that it has a mass of 78200 kg and engine…

Q: A net horizontal force of 4500 N is applied to a stalled car whose mass is 1520 kg. What will be the…

A: Given value--- Horizontal force = 4500 N. mass = 1520 kg. time period = 18 sec. We have to find---…

Q: during take off in space, an 80kg is subjected to an acceleration equal to 5 times the pull of…

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Q: A 1000 kg automobile is pulled by a horizontal line with a net force of 713 Newtons. (a) What is the…

A: Given: Mass (m) = 1000 kg Force (F) = 713 N

Q: Using the strap at an angle of 31 o above the horizontal, a Grade 12 Physics student, tired from…

A: GivenMass of bagm=15 kg

Q: A 90-kg stands on a scale in an elevator. What does the scale read when (a) the elevator is…

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Q: a box of 8 kg sliding forward on a table with negative acceleration and its speed is decreasing, if…

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Q: a 925-kg pick up decelerates to rest from a speed of 97.5 km/h in a distance 125 m. Suppose the pick…

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Q: Calculate the value of the distance traveled by a slider that weighs 100g and receives the force of…

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