A steel ball is traveling downwards through liquid at constant velocity. Given that the oil exerts a force of 4N on the ball, what is the weight of the ball? Hence, find the mass of the ball.

Q: which one of these factors does not influence the 'drag force' acting on  the  object?   1.)…

A: Drag force is given by where, FD is the the drag force CD is the the drag coefficient  A is the…

Q: Jose and Sergei are canoeing on Lake Erie. The canoe has a weight of 222 N. Sergei weighs 580 N, and…

A: Given: The weight of the canoe = 222 N,The weight of Sergei = 580 N, andThe weight of Jose = 780 N

Q: If you have 68kg what is the weight in newton's

A: Given: Mass of a person, m = 68 kg We have to find the weight in Newtons

Q: A 1440-kg submarine rises straight up towards the surface. Seawater exerts both an upward buoyant…

A: Given:Mass of the submarine = 1440 kgBuoyant force in upward direction = 16870 NResistive force by…

Q: A tennis ball is thrown at 25 m/s on a day when the wind speed is 0 m/s.  What is the drag force…

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Q: Shaina has a mass of 57 kg. If she standing in the floor, how much force she exerted to the floor?

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Q: An elephant has a weight of about 57018.3 N. What is the mass of an elephant with this weight?

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Q: If the net, external force acting on a body is zero, then a. The body is accelerating at a small…

A: We know that Force = mass x acceleration In this question it is given that net external force is…

Q: = :) An atmospheric drag force with magnitude FD Dv2, where v is speed, acts on a falling 300 mg…

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Q: Vhat Have I Learned So Far? that the vessel cruises the water at a speed of 5 m/s. water? Solution:

A: By concept of relative motion 1) V = 5+1 = 6m/s  2) V = 5-1 = 4m/s

Q: A 10000 N (weight) submarine is moving through the water with an applied force of 8000n. A buoyant…

A: Weight of submarine, w = 10000 N Applied force, Fapp = 8000N Buoyant force, Fb  = 12000 N Friction…

Q: a steel ball haa a mass equal to 15 kilograms. what is the ball's weight

A: Weight of a body of mass= 'm' kg is-  W= mg Where g= acceleration due to gravity

Q: What is the weight in Newton's of a 6.0 kg package of nails?

A: Required : What is the weight in Newton's of a 6.0 kg package of nails.

Q: A 1440-kg submarine rises straight up towards the surface. Seawater exerts both an upward buoyant…

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Q: Density means that an object has more weight than another object of equal size O True O False

A: Density is the ration of the mass of an object and its volume, If M is the mass, V is the volume of…

Q: According to Newton's law the force is equal to mass multiplied by. . b) Acceleration c) Speed a)…

A: According to the Newton's second law of motion the resultant force applied on a body is directly…

Q: What is the weight in Newton's of a 7.4 kg package of nails?

A: Given Data: The mass of the package of nails is, m=7.4 kg   The expression for the weight is,…

Q: You are standing on the floor of a stationary elevator.  You weigh 92.2 kg, what is the magnitude of…

A: Solution as

Q: A ballon is being pushed upwards by the force of the hot air inside it. If the ballon has a mass of…

A: Mass of ballon(m) =250 kg Acceleration (a) =0.3 m/s^2 Force = mass * acceleration Force=250kg*0.3…

Q: What is the NET FORCE? * 6 N 3 N

A: Net force on the block

Q: Find the Coriolis force on an automobile of mass 1300 kg driving north Fairbanks, Alaska (latitude…

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Q: Which among the following is the correct free-body diagram of a moving ship if air resistance is…

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Q: Sophia is sliding a cone on the ice with a force of 15 N. If the coefficient of friction is 0.18 and…

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Q: A  1410-kg submarine rises straight up towards the surface. Seawater exerts both an upward buoyant…

A: Given  mass of the submarine (m)=1410 kg upward buoyant force(Fu)=16630 N downward buoyant…

Q: A dog weighing 425 Newtons stands unmoving on level ground. What magnitude and direction of force…

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Q: Find the velocity of the Aircraft if you know that, the density of the air ( f 1200 kg/m3) ,P total…

A: Given value --- density = 1200 kg/m3 . Ptotal = 1400 Pa .   Pstatic  = 1100 Pa . We have to…

Q: What is the magnitude of the resultant force related to the following distributed load. 15 kN/m 5…

A: The resultant force can be calculated as -  R = F1 + F2  where, F1=total length*Minimum force per…

Q: The force that propels a rocket is provided by   (A) Gravity (B) Newton’s laws of motion (C) Its…

A: According to Newton's second law of motion ,net force acting on an object is given as,  F= m a  Here…

Q: What is the final velocity of the water?

A: We know that  v.A = constant  Where. v = velocity                A = area = πr²

Q: Legend has it that Archimedes was asked by King Hiero of Syracuse to determine whether a crown was…

A: Weight of crown (WC)=8.3 N Tension in the string (T)=7.81 N

Q: In order to swim, a person pushes the water backward, why?

A: According to Newton’s 3rd law, action force and reaction force are equal in magnitude and opposite…

Q: What is the net force?

A: Given data: F1 = 5 N F2 = 5 N Forces are in opposite direction Required: The net force (Fnet)

Q: A rope weighs 600 grams per meter of length. What is the weight in kilograms of 12.2 meters of this…

A: We have 1 meter of length of rope whose weight is 600grams. 600grams = (600/1000)kg…

Q: What is a net force? What is an unbalanced force?

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Q: What will be the weight of a weightless bag when it is filled with water and weighed in water?

A: As the bag is floating in water (in water), it is pushed upwards by water from all four sides. The…

Q: What does F stand for in the following equation? Gm,m2 F = O a. Friction O b. Gravitational force c.…

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Q: What is the weight of a 69-kg astronaut in outer space traveling with constant velocity? Express…

A: The mass of the astronaut, m=69 kg   The acceleration due to gravity on Mars, g=3.7 m/s2

Q: Why does a man not feel weight while sitting inside a freely falling lift?

A: Free-fall is a motion of a body where gravity is the only acceleration acting upon it. A body in…

Q: ASK YOUR TEACHER For a huge luxury liner to move with constant velocity, Its engines need to supply…

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Q: What is the weight in Newton's of a 5.3 kg package of nails?

A: Given  Mass of package m=5.3kg

Q: What is the weight of a 65kg person?

A: The expression for the weight of the person is, W=mg

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?”