An 80 kg man stands on a bathroom scale inside an elevator. The scale is calibrated in Newtons. The elevator continues upward at constant velocity for 8.50 s. What does it read now?

Q: An object with a mass of 6.0 kg accelerates 4.0 m/s? when an unknown force is applied to it. What is…

A: Given Data:   m = 6 kg a = 4 m/sec2

Q: As a 4.5 kg ball rolls down a ramp, the net force on it is 13 N. What is the acceleration? (Enter…

A:

Q: A 2,056.6 kg elevator is moving upward at a speed of 7.4 m/s. If it takes the elevator 5.4 s to come…

A:

Q: A person weighing 0.70 kN rides in an elevator that has an upward acceleration of 1.5 m/s 2. What is…

A: The weight of the person Where m is the mass of the person and g is the acceleration due to gravity…

Q: A 1,900 kg car is slowed down on the high way from 50 m/s to 36 m/s over a distance of 50 m (did the…

A: Given:- A mass of the car m = 1900 kg  the velocity of the car is v1 = 50 m/s v2 = 36 m/s  Distance…

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A:

Q: determine the man's upward acceleration. Use g = 9.80 Question 15. A person whose weight is 519 N is…

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Q: A person weighing 879. N rides in an elevator that has a downward acceleration of 1.37 m/s2. What is…

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Q: Study the v-t graph and answer the following question,

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Q: The v-t graph for the motion of a car as it moves along a straight road is shown. When t = 0, s = 0.…

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Q: The acceleration is a Scalar and vector quantities O None of the above Scalar quantity Vector…

A: Acceleration Formula - a=dvdt

Q: At time t seconds, the velocity (in m/s) of a bead sliding on a wire is given by the equation: v (t)…

A: solution as

Q: Inertia is… A The amount of an applied force. B The resistance of any physical object to be…

A: Required : The inertia is ...

Q: Two toy wagons are tied together with ropes. Rope B is being pulled with a force of 25 N. The mass…

A: The objective of this question is to find the acceleration of the two wagons and the tension in each…

Q: If a mass of 4.01 kg object is attached to a string. If the force of tension in the string  is 51 N…

A:

Q: What is the apparent weight of a 65 kg person standing in an elevator that is accelerating upward at…

A: Expression of apparent weight of a person in an elevator that is accelerating upward -…

Q: If an object is shot upward with an initial velocity, v 0, in feet per second (ft/s), the velocity,…

A:

Q: An aeroplane of mass 90 500. kg lands with an initial velocity of 81 m/s and then decelerates at 6.2…

A: Given(s): Initial velocity, u=81 m/s. Deceleration, a=6.2 m/s2. Time, t=17.8 s. Require:…

Q: For a particle, acceleration is given: a = 4x, units are ft/s^2 and feet. If v = 1.5 ft/s when x =…

A:

Q: Drag each term to its designation - either vector or scalar. oto gectors onlyi Scalars ony…

A: Vector quantity has both magnitude as well as the directions whereas Scaler quantity has only…

Q: A jet aircraft with a mass of 4,650 kg has an engine that exerts a force (thrust) equal to 60,700 N.…

A:

Q: A certain mountain road is inclined 3.1° with respect to the horizon. What is the change in altitude…

A: Visualize the Problem:

Q: The expression for velocity is given: v=d/t - v0. The variables are given: d= 35.0 meters, t= 9.00…

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Q: A baseball with mass of 0.14 kg is batted into the air. Its initial speed is 47.4 m/s, directed at…

A: Mass of baseball (m)= 0.14 kg Initial speed (u) = 47.4 msangle of launch (θ) = 14oTime (t) = 1.5…

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!