ABI-kg man stands on a spring scale in an elevator. Starting from rest, the elevator ascends, attaining its maximum speed of 12 m/s in 0.76s The elevator travels with this constant speed for 50 undergoes a uniform negative acceleratiion for 1.6 s, and then comes to rest

Q: Suppose you are in a rocket with no windows, traveling in deep space far from other objects. Without…

A: Free fall- It is the motion done by the body which only occurs under the presence of gravity. Length…

Q: An elevator weighing 5.8 kN in ascending with an acceleration of 3 m/s2 . The operator is standing…

A: Weight of elevator = 5.8 kN   = 5800 N Upwards acceleration (a) = 3 ms2

Q: a woodpecker’s brain is specially protected from large accelerations by tendon-like attachments…

A: SOlution: Given that initial velocity u = 0.6 m/s final velocity v = 0 d = 2 mm

Q: Consider an object on an inclined plane shown below. Which of the following statements is true…

A: Since, there is no motion in y direction,sovy=0and thereforeay = 0nowcomponent of velocity in x…

Q: A body starts from the origin and moves along the X-axis such that the velocity at any instant is…

A:

Q: A bucket is hanging from a horizontally moving crane. Calculate the maximum allowable speed (m/s) of…

A: Let L denotes the rope’s length, h denotes the bucket’s maximum height, m denotes the bucket’s mass,…

Q: 12-57. The dragster starts from rest and travels along a straight track with an…

A:

Q: A woodpecker’s brain is specially protected from largedecelerations by tendon-like attachments…

A: Given:  initial velocity, u = 0.6 m/s distance, d = 2 mm = 0.002 m  final velocity,v = 0  d' = 4.5…

Q: A basketball player jumps straight up for a ball. To do this, he lowers his body 0.330 m and then…

A: we use the concept of equation of motion and Newton's laws of motion.

Q: A 85 kg cart is accelerated horizontally by a 193-N force pulling at an angle of 27 degrees above…

A: The objective of the question is to determine the acceleration of the cart when a force is applied…

Q: A 4.44-kg bucket suspended by a rope is accelerated upwards from an initial rest position. If the…

A:

Q: A computer hard drive is accidentally dropped on the ground. When it hits the ground, it comes to a…

A:

Q: Assuming the acceleration of gravity on earth is approximately 10 m/s^2, twelve seconds after being…

A:

Q: A basketball player jumps straight up for a ball. To do this, he lowers his body 0.250 m and then…

A:

Q: A body starts from rest and travels with a uniform acceleration of 20 m/s^2. Calculate the time…

A: Initial velocity ( u ) = 0 m/s  Acceleration ( a ) = 20 m/s2  Distance ( s ) = 90 m

Q: A basketball player jumps straight up for a ball. To do this, he lowers his body 0.250 m and then…

A:

Q: A 7 kg carton lies on a plane tilted at an angle of 22.0oto the horizontal with the coefficient of…

A: Given :

Q: a body is thrown vertically upwards with an initial velocity vo. find: the time of ascent to the…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: ckey puck slides down a frictionless ramp with an acceleration of 5.00 m/s2. What angle does the…

A: We know that We have given that The hockey puck slides down a frictionless ramp with an acceleration…

Q: Why is the question ("what are the directions of the real net force and the fictitious force on a…

A: When a person travels in a lift that accelerates, a force opposite to its acceleration acts on the…

Q: An elevator shown below filled with passengers has a mass of 1650 kg. The elevator does motions (a)…

A: Given that: Mass of (elevator+person), mE=1650 kg

Q: If a ball is given a push so that it has an initial velocity of 5 m/s down a certain inclined plane,…

A: Given data:  Initial velocity (v0) = 5 m/s Distance as function of time s = 5t + 2t2 Required: The…

Q: A bucket is hanging from a horizontally moving crane. Calculate the maximum allowable speed (m/s) of…

A:

Q: A toy car slides down a ramp 11.0m long inclined at 26.40°. Assume coefficient of kinetic friction =…

A: Given            acceleration, a =  1.70 m/s²            final velocity,  v =  7.89 m/s…

Q: The 84-lb crate is carefully placed with zero velocity on the incline. What is the acceleration of…

A: Given: Mass of the crate = 84-lb Static friction coefficient μs =0.29 Kinetic friction coefficient…

Q: A skateboarder, starting from rest, rolls When she arrives at the bottom of the r m/s. (a) Determine…

A:

Q: Suppose a small child rolls off a bed that is 0.48m above the floor. If hardwood, the child's head…

A: The objective of the question is to calculate the magnitude and duration of deceleration when a…

Q: Professional Application: A woodpecker’s brain is specially protected from large decelerations by…

A:

Q: A box is sitting on an inclined surface. The angle of the plane is 20 degrees, and the mass of the…

A:

Q: An indestructible bullet 2.00 cm long is fired straight through a that is 10.0 cm thick. The bullet…

A: Average acceleration refers to the rate at which the velocity changes. Here, we calculate  the given…

Q: A body is thrown upward with an initial speed of 50ft/s. Find the time required for the body to…

A: Given data- Initial speed u=50 ft/s, upward  The time required for the body to attain a speed of 20…

Q: the same elevator, determine the maximum number of people (50 kg each) it could accelerate upward at…

A:

Q: passenger comfort, you choose the maximum ascent speed to be 18.0 m/s, the maximum descent speed to…

A: Given:- The elevator will have a mass limit of 2400 kg maximum ascent speed to be 18.0 m/s The…

Q: A Sphere of mass 200gm is attached to an inextensible string at length 130 cm whose upper end is…

A: We need to compute-(i) Calculate the time period of revolution (t)=?(ii)What is tension in string…

Q: the patio. He neglects to bend his knees on landing, taking 2.4 cm to stop. (a) What is his average…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: