As a block slides down a frictionless incline, which of the followingstatements is true? (a) Both its speed and accelerationincrease. (b) Its speed and acceleration remain constant. (c)Its speed increases and its accel eration remains constant.(d) Both its speed and accel eration decrease. (e) Its speedincreases and its acceleration decreases.

Q: A box of books weigking 319 N is shoved across the floor by a force of 485 N exerted downward at an…

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Q: car weighs 1100kg and can accelerate from 0 to 60m/h in 7.1 seconds on a flat ground

A: Given mass of car m =1100 kg

Q: A common device for entertaining a toddler is a jump seat that hangs from the horizontal portion of…

A: If the mass of the child is M, then in equilibrium : where K is the spring constant.so cords/springs…

Q: A hockey puck (170.0 g) slides across smooth ice with a velocity of 4.5 m/s [F]. When the puck…

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

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Q: Think carefully: What does the object actually do in the y-direction? O ay = gsin(0) O ay = : 0 = ay…

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

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Q: arch Consider an object sliding down a frictionless ramp that is inclined an angle above the…

A: Please see the answer below.

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: A car is travelling at 50.0 km/h on a flat highway. (a) If the coefficient of frictin between road…

A: Given :  vo = 50.0 km/h = 50.0(1000/3600) = 13.9 m/s v = 0 m/s (because finally the car stops)

Q: a mass is given an initial velocity v0= 3.4ms up a 15 degree incline.  a) if the coefficient of…

A: Given data: Initial velocity of the mass, vo=3.4 m/s Inclined angle, θ=15o Coefficient of kinetics…

Q: Imagine that you wanted to replace the big stairway from the 3rd to 2nd floor of T building with a…

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Q: A traveler pulls on a 25 kg suitcase strap at an angle 36° above the horizontal. If the suitcase…

A: Given data:  Mass (m) = 25 kg Angle (θ) = 36° , above the horizontal  Initial velocity (u) = 0 m/s…

Q: Help

A: The vertical displacement is h=640 m The acceleration is a=4.40 m/s2 The velocity in the upward…

Q: Suppose a box is pushed along an inclined plane of angle θ and then let go. If it has an initial…

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Q: 0.0kg rests on level ground and there is no friction between the box and the ground. Resting on top…

A: We know that we have given that the box of mass 100 kg rests on level ground and there is no…

Q: An Olympic skier moving at 26 m/s down a 280 slope encounters a region of wet snow of coefficient of…

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Q: What would a person’s speed be if they free fell for 12 seconds instead (no air friction present)?

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Q: At an accident scene on a level road, investigators measure a car’s skid mark to be 85 m long.  It…

A: Dear Student The friction force is given by: F = uN = umg Here u = coefficient of friction m = mass…

Q: Suppose your car approches a hill and has an intial speed of 106 km/h at the bottom of the hill. The…

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Q: An object moves up an inclined surface with angle 37° at initial speed 20m/s. Thecoefficient of…

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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: