2.4. Calculate the force required to accelerate an electron from a speed of 100 m/s to 100 km/s in the same direction in a distance of 5.0 cm. The mass of an electron is 9.1 X10-31 kg.

Q: A bowling ball weighing 61.5 N initially moves at a speed of 4.00 m/s. How long must a force of 42.5…

A:

Q: A kickball has a mass of approximately 0.549 kg. How much force must be applied by the player to…

A: Mass of kickball: m = 0.549 kg Initial speed of ball : u = 0 m/s Final speed of ball: v = 20.0 m/s…

Q: What is justins mass if his weight on earth is 980.0N and his weight on the moon is 162.2 N?

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Q: what force is needed to give a 8800.0kg truck an acceleration of 8.5 m/s2 over a level road?

A: Given,Mass of the truck, m=8800kgAcceleration of the truck, a=8.5m/s2

Q: An object of mass 200 g moving at a constant speed of 2 m/s has a net force closest to

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Q: At a constant speed of 786m/s, a spacecraft of 5640 kg travels in a vacuum. What is the net force on…

A: As we know if there is constant velocity then acceleration will be zero. Then by Newton's second law…

Q: a 2000-kg car initially at rest is held by a friction force that can resist up to 1200 N. If the…

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Q: What is the force of attraction between a 120,000 kg mass and a 250,000 kg mass that are separated…

A: Given quantities: masses of the objects : 120,000 kg and 250,000 kg distance of separation (r) =…

Q: The average force required to accelerate a 0.20-kg ball from rest to 30 m/s in 0.001 s is

A: According to the equation of motion, find the acceleration of the ball.

Q: 2 3 4 5 10 A baseball has a mass of 145 g. A bat exerts a force of 18,400N on the ball. What is the…

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Q: What breaking force is needed to stop a 1200 kg train moving at 25 m/s in a time of 2 seconds?

A: Given data: Mass of the train m =1200kg Speed v= 25 m/s Time t= 2 seconds

Q: What would have been our acceleration if we had applied a force of 5 kN kilo Newtons forward on the…

A: Given data as per question F  =  5kn m=1250kg

Q: : What will be the momentum of a stone having mass of 10 kg when it is thrown with a velocity of…

A: Given data :                         Velocity     =     v                          Mass        =…

Q: How long shall a force of 4, 500 N shall be applied on the brakes of a 1200-kg truck moving at a…

A: Given The force applied on brake is F=4500 N. The mass of the truck is m=1200 kg. The initial…

Q: If we exert 1200N on an object to cause it to accelerate 0.55m/s2, what is the mass of the object?

A: Exerted force is F = 1200 N Acceleration of the particle is a = 0.55 m/s2

Q: Two spherical balls are placed so their cen- ters are 2.6 m apart. The force between the two balls…

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Q: The mass of an ear ring is 600mg. This mass in S.I. system is Oa. 600 x 10 kg Ob. 600 x 10³g Oc 69 O…

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Q: A 1.5-kg mass has an acceleration of (4.0i - 3.0j) m/s². Only two forces act on the mass. If one of…

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Q: How long would it take a 2.30 × 10 3  kg truck to go from 22.2 m/s to a complete stop if acted on by…

A:

Q: The net force on block A equals to 47.4 N, and the mass of block A is 14.5 kg.  If at t=0 sec, the…

A: Write the given data with suitable variables. F=47.4 Nm=14.5 kgu=0 m/st=4.8 s Here, F denotes the…

Q: I don’t know the answer

A: Given:Mass of the block (m) = 3 kgForce applied on the block (F) = 2 NForce applied for time (t) = 6…

Q: To be able to accelerate a 2500 kg truck from 10m/s to 20 m/s in 2.0 s, force should be

A: Mass of the truck m=2500 kg Initial velocity of the truck u=10 m/s Final velocity of the truck v=20…

Q: What force would be needed to produce an acceleration of 1.05 m/s² in a ball of mass 3.00 kg ?

A: Given: The mass of the object is 3 kg. The acceleration of the object is 1.05 m/s2.

Q: A 1100 kg car speeding at 90 km/h is brought to a stop in a distance of 30m. Compute the average…

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Q: A 191.5-kg astronaut and equipment move with a velocity of 2.03 m/s toward an orbiting spacecraft.…

A: Newton's second law equation is, F=ma Here, F is the force, m is the mass, and a is acceleration.…

Q: A cup of coffee has a mass of 0.377 kg. If you place this cup of coffee on a desk and let is sit…

A: mass of cup of coffee = 0.377 kg acceleration due to gravity (g) = 9.8 m/s2   To find : force…

Q: weight in pounds is 130, Determine her mass in slugs, from the following answers which of them is…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: What average force is required to stop a 1800 kg car in 9.0 s if the car is traveling at 90 km/h ?

A: Given: A 1800 kg car traveling at a speed of 90 km/h.

Q: If a force of 50N is applied to an object for 0.2s, and it changes its velocity by 10 m/s, what…

A: Given data: Force (F) = 50 N Time interval (Δt) = 0.2 s Change in velocity (Δv) = 10 m/s Required:…

Q: Why is it incorrect to say that 1.0 kg equals 2.2 lb?

A: To measure a different physical quantity a different unit is used. For example, to measure length…

Q: What force is needed to accelerate a 25kg mass at 20 ms -2 ?

A: Answer             Force = 500N Solution

Q: If 2500.0 N of force are used to stop a 6.0 x 10^4 kg train traveling 4.50 m/s, how long will it…

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Q: What force would be needed to produce an acceleration of 2.08 m/s² in a ball of mass 4.012 kg ?

A: Introduction :  In this question we are provided with value of acceleration and mass . With these…

Q: In 5 seconds a hawk can go from 10m/s to 20m/s. How much force does it need to apply to reach the 20…

A: given: u = 10 m/sv =20 m/s∆t = 5s m =0.3 kg

Q: 10. A 10-kilogram cart moving with a velocity of 5 meters per second is brought to a stop in 2…

A: According to the Newton’s second law,

Q: A body of mass m is attracted toward a 11.1 kg mass, 31.5 cm away, with a force of magnitude 6.60…

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Q: on a object of mass 3kg is 70N . Then acceleration

A: The mass of the object is m = 3 kg  The force on the object is F = 70 N  Find:- The acceleration of…

Q: force

A: Newton's second law of motion can be used to find the unknown force. When an unbalanced force is…

Q: what is the change in velocity of a 22kg object that experiences a force of 15N for 1.2 seconds?

A: mass = 22 kg F = 15 N t = 1.2 seconds

Q: How long must a tow truck apply a force of 600 N to increase the speed of a 1,500 kg car at rest to…

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Q: 47 Find the escape velocity from the sun, if its mass is 1.89 x 1030 kg and its distance from earth…

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Q: a car with mass 850kg is moving in the right direction at a constant speed of 1.44m/s.what is the…

A: Using to Newton's second law, the force on the car can be given by Fnet=ma

Q: A bowling ball weighing 46.5 N initially moves at a speed of 5.10 m/s. How long must a force of 44.5…

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Q: What is the net force needed to act on a 225 kg object in order to accelerate it from rest over a…

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Q: For a ballistic study, a 1.9 g mass bullet is fired into softwood. The bullet strikes the wood…

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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?”