A horizontal force of 195N is required to push a crate across a floor at a constant speed. What is the net force acting on the crate? N What is the force of friction acting on the crate?

Q: A block of mass 0.500 kg slides on a flat smooth surface with a speed of 2.80 m/s . It then slides…

A:

Q: (a) What is the force of gravity between two 1000-kg cars separated by a distance of 25 m on an…

A: Here, M1 = M2 = 1000 kg R = 25 m

Q: b) A girl exerts a 36-N horizontal force as she pulls a 52-N sled across a cement sidewalk at…

A:

Q: of mass 875 kg applies the brakes, which lock the wheels. The car skids for 5.60 s in the positive…

A: Acceleration is the rate of change of the velocity of an object with respect to time.  Here, we…

Q: D) What is the force in which the ground exerts on the block? E) What is the force in which the…

A: Given data The first force is F1=20 N The angle of the first force is, θ1=30o The second force is…

Q: A student attaches a rope to a 44 kg box, and drags it to the left with constant velocity of 1.69…

A:

Q: b) A girl exerts a 36-N horizontal force as she pulls a 52-N sled across a cement sidewalk at…

A:

Q: A car of mass 972 kg is traveling 24.4 m/s when the driver applies the brakes, which lock the…

A: a)The magnitude of acceleration of the car is,

Q: A hockey puck is hit on a frozen lake and starts moving with a speed of 12.3 m/s. Five seconds…

A:

Q: A 49.05 N box is pulled from rest to the right by a horizontal force of 200 N . There is a…

A:

Q: A 40 kg girl and an 8.4 kg sled are on the frictionless ice of a frozen lake, 15 m apart but…

A: Given: mass of girl, M = 40 kg  mass of sled,m = 8.4 kg  distance,d = 15 m Force, F = 5.2 N

Q: A car of mass 875 kg is traveling 30.0 m/s when the driverapplies the brakes, which lock the wheels.…

A:

Q: A woman exerts a horizontal force of 109 N on a crate with a mass of 38.7 kg.   (a) If the crate…

A: Here, the free body diagram shows the horizontal force as FH  and  fs is the static friction, N is…

Q: A 2000-kg pickup truck is moving at a speed of 40 m/s as its brakes are applied, and comes to a stop…

A:

Q: Calculate the acceleration of the 2000 kg twin engine aircraft just before takeoff when the thrust…

A: mass (m) = 2000 kg thrust of engines = 1100 N

Q: (b) The coefficient of kinetic friction between a 40 kg crate and the ware- house floor is 70% of…

A: Given:mass of crate, m = 40 kgco-efficient of kinetic friction be μk co-efficient of static friction…

Q: A force of 40 N accelerates a 5.0-kg block at 6.0 m/s? along a horizontal surface. a. How large is…

A: Given Force ,F=40 N Accelerates, a= 6.0 m/s2 Mass, m=5.0-kg   To determine: (a) the frictional…

Q: B. The coefficients of static and kinetic friction between a 5 kg box and a horizontal desktop are…

A:

Q: (a) A flatbed truck moving at 28 m/s carries a steel girder that rests on its wooden floor. The…

A: (a)       Given that,    Initial speed of the truck (v0) = 28 m/s…

Q: A car of mass 972 kg is traveling 27.9 m/s when the driver applies the brakes, which lock the…

A: (a) Consider the initial velocity of the car be u, the final velocity of the car be v., the…

Q: A/ Consider two forces of magnitudes 7 N and 9 N acting on a particle, as shown in diagram. What is…

A: Given Data: The magnitude of forces is, F = 7 N, F' = 9 N. From, the figure, we can infer that the…

Q: A 248 kg object moving 19 m/s comes to stop over a distance of 38 m. a. what was the forced…

A: Given Mass m = 248 kg Initial velocity u = 19 m/s Final velocity v = 0 Displacement s = 38 m

Q: Using the strap at an angle of 31 o above the horizontal, a Grade 12 Physics student, tired from…

A: GivenMass of bagm=15 kg

Q: a) What is the force of static friction on block M? b) What is the maximum mass m when the blocks…

A: Given data: The mass of the bigger block is: M The mass of the smaller block is: m The coefficient…

Q: A mug of root beer is sliding across a horizontal table with a constant velocity of 5.0[m/s], and is…

A: Mass of the mug (m)=2.6 kg Coefficient of kinetic friction between table and mug (μ)=0.25

Q: (b) Find the coefficient of kinetic friction between the block and the surface.

A:

Q: a. What net external force is exerted on a 1150.0 kg artillery shell fired from a battleship if the…

A: Mass of artillery shell is Ms = 1150 kg acceleration of the artillery shell is, a = 2.40×10⁴ m/s²

Q: A 52 kg circus performer is to slide down a rope that will break if the tension exceeds 425 N. (a)…

A: a)

Q: a) How much force is needed to stop the person in 0.047 seconds?

A:

Q: A block of mass 12.0 kg is sliding at an initial velocity of 8.00m/s in the positive x - direction.…

A: The formula for the normal force is

Q: (a) A 750 kg truck is traveling at a constant speed of 1.61 m/s due north. What is the total force…

A: a) Given data The mass of the truck is m = 750 kg. The constant velocity of the truck in the north…

Q: n the Canadian arctic, a wooden crate of fish of mass 15.05 kg rests on dry snow. The local value of…

A:

Q: (a) What is the force of gravity between two 1295 kg cars separated by a distance of 37 m on an…

A: Solution        Given m = 1295kg                   R = 37m

Q: magnitude of the force at the moment the couch starts to move? (b) Keeping the magnitude of the…

A: Given data: The mass of couch is: m = 150 kg The coefficient of static friction is: μs = 0.45 The…

Q: A crate with mass 4 kg and initially at rest on a frictionless horizontal plane is acted upon by a…

A:

Q: A woman exerts a horizontal force of 135 N on a box with a mass of 39.2 kg.   (a) If the box…

A: To find :(a)The magnitude of the static friction force (in N)(b)The minimum possible value of the…

Q: A car of mass 922 kg is traveling 23.9 m/s when the driver applies the brakes, which lock the…

A:

Q: n the blanks. is a force between two objects (or an object an a. surface) that is in contact with…

A: As per guidelines, only 3 subparts are solved here. The force between two objects or one object and…

Q: (a) A 900 kg van is traveling at a constant speed of 1.38 m/s due north. What is the total force (in…

A:

Q: An object with a mass of 15 kg rests on a frictionless horizontal plane and is acted upon by a…

A:

Q: a) Write an expression for the magnitude of the force of kinetic friction, fr.

A:

Q: (a) Why do we expect light objects to fall more slowly than heavy ones? (b) In the absence of air…

A: 18. a) Due to air resistance, light objects are falling slowly than heavy ones. The air molecules…

Q: c) The floor of a railroad flatcar is loaded with loose crates having a coefficient of static…

A: Solution:- given μs = 0.25u = 48 km/hr=48×518 = 13.33 m/s

Q: A woman exerts a horizontal force of 139 N on a crate with a mass of 38.7 kg. (a) If the crate…

A:

Q: What is the magnitude of frictional force on the box? N What is the magnitude of the net force on…

A: Draw the free-body diagram of the box as:

Q: A physics major is cooking breakfast when he notices that the frictional force between the steel…

A: It is given that,

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!