A constant force is applied to an object, causing the object to accelerate at 7.50 m/s2 . What will the acceleration be if the object's mass is doubled?  What will the acceleration be if the force and the object's mass were both doubled?  What will the acceleration be if the force is doubled and the object's mass is halved?

Q: A 15 kg box is pushed across a frictionless floor with +5.7 N of force . What is the box’s…

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Q: A heavy ball with a mass of 4.5kg is observed to accelerate at a rate of 7.0m/s2. What is the size…

A: Mass of the ball (m) =4.5 kg Acceleration (a) = 7 m/s2

Q: If a 870 kg car accelerates at 4.35 m/s2, what is the net force that the car is producing at the…

A: FORCE=MASS ×ACCELERATION

Q: A cheetah accelerates at 5.4 m/s2 with a force of 388.8 N. What is the cheetah's mass? m: a: F:

A: acceleration (a) = 5.4 ms2Force (F) = 388.8 N

Q: A 5.0-kg object is suspended by a string from the ceiling of an elevator that is accelerating…

A: We have to find the tension in the string. We have a 5.0-kg object is suspended by a string from the…

Q: A 1100 kg car accelerates at 3.40 m/s2. If the car accelerates from rest for 30 seconds, what is the…

A: Mass of car = 1100 kg  Acceleration of car = 3.4 m/s2  Initial speed = 0 m/s  Final speed = ?  Time…

Q: One end of a rope is tied to a block of mass 5.7 kg and you pull straight up on the other end of the…

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Q: When a rubber band is stretched to pull on a 1.0 kg block with a constant force, the acceleration of…

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Q: A net force acting on a 12.4 kg box produces an acceleration of 1.89 m/s2. What acceleration will…

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Q: A constant net force of 1445 N gives a toy rocket an acceleration of 3.6 m/s2. What is the mass of…

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Q: A person pushes the 5kg box while the 1000N cow is sitting on it. If the coefficient of static…

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Q: A constant force is applied to an object, causing the object to accelerate at 8.0 m/s2. What will…

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Q: A man pulling an empty wagon causes it to accelerate at 1.4 m/s2. What will the acceleration be if…

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Q: A single-celled animal called a paramecium propels itself quite rapidly through water using its…

A: Given: Drag coefficient b = 0.330 kg/mSpeed v = 0.000137 m/sNow, the drag force is fd = -bv2As it is…

Q: What force is needed to accelerate a sled ( mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

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Q: An astronaut of mass 75 kg travels to Mars. What is its weight? a. On earth b. On Mars, where g =…

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Q: 2. A physics book with a mass of 2.8 kg is pushed along a table with a net force of 1 N. How large…

A: Force, F = 1 N  mass, m = 2.8 kg

Q: A football punter accelerates a 0.51 kg football from rest to a speed of 7.2 m/s in 0.23 s, what…

A: A football punter accelerates a 0.51 kg football from rest to a speed of 7.2 m/s in 0.23 s, what…

Q: What is the mass of a person accelerating downward at -5.45 m/s2 if they are standing on a scale…

A: According to Newton's second law, Force on a body is given as F=ma, where m = the mass of the body a…

Q: what is the person's weight? 3. A 75-kg woman in an elevator is accelerating upward at a rate of 0.6…

A: Given, Mass=75kg Acceleration=0.6m/s²

Q: What is the bullets acceleration?

A: Given:- The force on the bullet = 3.9 N  The mass of the bullet is m = 6.2 g = 6.2 x 10-3 kg  Find:-…

Q: Seth wants to drag a 20.0 kg. sled over a flat field.  He pulls on the rope horizontally, and the…

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Q: net force of 200N is applied to a lrage object, causing its velocity to change from 30 km/h to 20…

A: Conversion 30 kmh103 m1 km1 h3600 s=8.33 ms20 kmh103 m1 km1 h3600 s=5.556 ms Acceleration of the…

Q: What is the amount of force required to accelerate a 20 kg object to 5 m/s²?

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Q: The acceleration of a baseball pitcher’s hand as he delivers a pitch is extreme. For a professional…

A: Acceleration is the change in velocity of an object with respect to time. The acceleration here can…

Q: What is the net force on a dragster with a mass of 900 kg if its acceleration is 32.0 m/s2 ?

A: Given : m = 900 kg a = 32 m/s2

Q: 1. A 40 lb resultant force causes a block to accelerate at 5 ft/s?. What is the mass of the block?…

A: Force = mass × acceleration

Q: What will the acceleration a¡ of the object be if the force is doubled? aj = m/s² What will the…

A: According to Newtons second law of motion, the equation of force will be: F=Ma Take new force be F'…

Q: A model rocket is launched up with a thrust of 44.2 N. At one point in its upward flight, the air…

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Q: 5. A student pushes a loaded sled whose mass m is 100 kg for a distance d of 5 m over a frictionless…

A: Given: The surface is frictionless; mass 'm' = 100kg; distance 'd' = 5m; Force 'F' = 100 N We need…

Q: An object accelerates 7.2 m/s2 when a force of 4.0 newtons is applied to it. What is the mass of the…

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Q: A 2.0-kg mass is suspended by a string from the ceiling of an elevator that is accelerating downward…

A: The forces acting on the mass are the tension acting upward and the weight of the mass acting…

Q: What force is needed to accelerate a sled (mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

A: Given Mass of sled  m = 55 kg Acceleration of  sled  a = 1.4 m/s2 To find Force needed to accelerate…

Q: A 6.6 kg object undergoes an acceleration of 4.2 m/s2. What is the magnitude of the resultant force…

A: From Newton’s second law of motion.

Q: While at the airport, you lift your suitcase straight upward with a force of 100 N, and it…

A: Force (F) = 100 N acceleration (a) = 0.550 m/s2 gravitational acceleration (g) = 9.8 m/s2

Q: A force of 1.3N acts on an object and produces an acceleration of 5.3 m/s2. What is the mass of the…

A: As we know that Force (F) =Mass (m). Acceleration (a) -----(1) Hence Mass (m)=Force (F)/…

Q: A constant force F is applied to an object, causing the object to accelerate to 9 m/s2. What will…

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Q: A constant force is applied to an object, causing the object to accelerate at 6.00 m/s^2. What will…

A: The acceleration of the body, when force is doubled is 12.0m⋅s−2

Q: 2100 kg truck has put its front bumper against the rear bumper of a 2400 kg SUV to give it a push.…

A: According to Newton's second law F = ma

Q: A 4.0-kg object's velocity-vs-time graph is shown below. What is the net force on the object when t=…

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Q: A 20 kg box is being pushed across a frictionless field by two people. The box is moving with an…

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Q: A constant net force of 1520 N gives a toy rocket an acceleration of 2.6 m/s2. What is the mass of…

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Q: A sled is resting on at point A when a 1.35 kN force applied on it causing it to accelerate…

A: Given: The distance covered by the sled is 350 m. The applied force on the sled is 1.35 kN. The…

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!