What will the acceleration a¡ of the object be if the force is doubled? aj = m/s² What will the acceleration az of the object be if the mass is halved? a2 = m/s² What will the acceleration az of the object be if the force is doubled and the mass is doubled? az = m/s²

Q: Maegan goes to a swimming pool. After drinking the contents of a water bottle, she stoppers the top…

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Q: An object at rest accelerates at 3.7 m/s^2 for a distance of 20 m. what is its final velocity?

A: Given data:  Initial velocity (Vi) = 0 m/s Acceleration (a) = 3.7 m/s2 Distance (d) = 20 m Required:…

Q: For the equation S= 10t + 4t2 what is the acceleration of the body? 10 m/s² 8 m/s 8 m/s² 4 m/s² W

A: Given data, Equation of distance is given S=10t+4t2.

Q: A car travels 19.3 km in 5.3 hours and 4.4 km in another 25.1 hours in the same direction. What is…

A: Given value--- distance d1 = 19.3 km. time T1 = 5.3 h. distance d2 = 4.4 km. time T2 = 25.1 h. We…

Q: An object covers 60 m in 6 s in the positive x-axis while slowing down with constant acceleration to…

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Q: A brick was dropped from rest from a height of 93.1 m. How long does it take the brick to reach the…

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Q: A barge with mass m = 800 kg is being pulled using two different horizontal ropes. The tension in…

A: As the barge is being pulled, a net force acts on it which produces a net acceleration This net…

Q: A ball is thrown straight up with an initial speed of 20.0 m/s. If air resistance can be ignored,…

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Q: A lawn mower is pushed at a constant velocity of 0.76m/s. The person pushes horizontally forwards…

A: Given, v=0.76 m/sF=80 N

Q: Figure out the acceleration due to gravity ( g ) on various hypothetical alien planets. On Planet…

A: Given Height of the stone above the ground is h=50.6 m Time taken by the stone to reach the ground…

Q: r is traveling down the road when it begins to accelerate at a rate of +0.75 m/s. It takes 70…

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Q: A car is traveling at an initial speed of 20 m/s and slows to rest with an acceleration of -5.0…

A: initial speed of the car(u) = 20 msFinal speed of the car (v) = 0 msAcceleration (a) = - 5 ms2

Q: An airplane accelerates at 3.00 m/s² from a velocity of 21.0 m/s over a distance of 535 m. What is…

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Q: A 47.0-kg woman decides to take the elevator to the top of the 100.-m Space Needle in Seattle. On…

A: Given:  Mass of woman, m = 47.0 kg Height, H = 100 m Speed during return,  u = 4.00 m/s Stopping…

Q: A boat move slowly inside of a marine with a constant speed of 1.50 m/s. Then it throttles up and…

A: Given :      Initial velocity, u = 1.50 m/s     acceleration, a = 2.40 m/s2     Time, t = 5 s

Q: Once fired, a bullet accelerates at 6.8 x 104 m/s2 through a rifle barrel. If the barrel is 0.8…

A: The kinematic equation of motion of an object is given by Where S = distance traveled, u = Initial…

Q: Suppose the crate starts from rest and accelerates at 0.21 m/s/s to the right for 2.4 s. What is the…

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Q: A jet plane lands with initial speed of 100 m/s and comes to rest after 23 s, what was its…

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Q: in the figure m2=60g m1 = 40 g then the ..=acceleration a

A: Given: Mass of  object: m1=40 [g]=0.04 [kg] Mass of  object: m2=60 [g]=0.06 [kg] The acceleration…

Q: 3. A stone falls freely in air (no air resistance). If the stone falls from rest (initial speed is…

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Q: Which of the following could be a velocity graph for an object accelerating down a frictionless…

A: Given Object is moving down on an inclined frictionless surface with a constant acceleration. We…

Q: In 2.5 s, a car increases its speed from 20.0m/s to 25.0m/s. What is the acceleration of the car? 05…

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Q: A bullet going 319 m/s strikes a 2.8-cm-thick target. What constant acceleration is required if the…

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Q: In the figure puck 1 of mass m1 = 1.0 kg is sent sliding across a frictionless lab bench, to undergo…

A: Given information: Here, m1 is the mass of the puck 1.

Q: What must be the acceleration of a train for it to stop from 12.0 m/s at a distance of 52 m? 1.38…

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Q: An airplane lands with an initial velocity of 80 m/s and then decelerates at 1.50 m/s2 for 40…

A: Initial velocity "u"= 80m/s  decelerates "a"= -1.50 m/s². time taken "t"=40 secs . Let final…

Q: A black mamba snake has a length of 2.50 m and a top speed of 4.40 m/s. Suppose a mongoose and a…

A: Given Length of black mamba snake = 2.50 m top speed of black mamba = v = 4.40 m/s The snake…

Q: straight, level road. After the brakes are applied at t=0, the motion can be approximatd by…

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Q: What is the acceleration of an object thrown upward with initial velocity of 8.03 m/s?

A: Given in question: An object is thrown upward with an initial velocity of 8.03 m/s To find:  The…

Q: A bird is flying due east. Its distance from a tall building is given by x(t) = 28 m+ (12.4) t-…

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Q: A car accelerates uniformly from 5 ms to 13 msin 40 s. What is the acceleration of the car in ms? A…

A: Given:Initial velocity of car, u = 5 m/sFinal velocity of car, v = 13 m/sTime taken, t = 4 s

Q: What is the constant acceleration of the moving object with a velocity of 12.0 cm/s in the positive…

A: Image-1

Q: A 15-kg rock is dropped from rest on the earth and reaches the ground in 1.75 s. When it is dropped…

A: Given that,Mass of the rock:  m= 15 kgTime taken to reach on earth: t= 1.75 secTime taken to reach…

Q: A car starts from rest and reaches a speed of 80km/h in 2 minutes. The acceleration of the car is O…

A: initial velocity of car is  zero . vo = 0 m/sec final velocity of car ( vf)  = 80 km / h = 22.22…

Q: (a) What is the acceleration of the baseball? m/s2 (b) What is the acceleration in g's?

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Q: A 1350 kg car on a straight road accelerates from 2.18 m/s to 7.75 m/s in a time of 5.77 s. Find the…

A: Given value--- mass = 1350 kg. initial velocity = 2.18 m/s. final velocity = 7.75 m/s. ti.e = 5.77…

Q: A race car of mass 756 kg accelerates uniformly from 18.5 m/s to 46.1 m/s in 2.47 seconds. What…

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Q: xplain the effect of air resistance on the rate of fall of objects. In the absence of air resistance…

A: Introduction: The acceleration of the object free-falling situation in the absence of the air…

Q: An object has a constant acceleration of a=3 m/s^2 without other forces intervening. A second layer…

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Q: A car has to be taken up an elevator to a parking lot that is 46 feet above the ground. If the…

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Q: Most aircraft need an airspeed of about 120 knots (61.7 m/s) to lift off. If a fully laden b-52…

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Q: A car travels at 35.0 mph for 0.5 hours, at 65.0 mph for the next 2.5 hours and finally at 80.0 mph…

A: Average velocity is calculated by the formula, V = S/t S = V×t  Where, V equals the average…

Q: A sports car, starting form rest, can reach 0.40 km in 9.0 s. What is the magnitude of the constant…

A: Given(s): Initial speed, u=0 Distance traveled, s=0.40 km=400 m Time taken, t=9.0 s Required:…

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!