A bag of sand which acts as a counter weight for a stage set is suspended vertically by a rope of length L- 8.00 m and has a mass m- 117 kg. If a stagehand pushes the bag of sand a distance d- 3.00 m sideways from its initial position, determine the following. (a) the borizontal force needed in order to hold the han at this nosition

Q: Consider an aircraft that takes off at 260 km/h when it is fully loaded. If the weight of the…

A: Given:  v = 260 km/h W = W W' = W + 0.1 W = 1.1 W

Q: A car of mass 910 kg coasts on a level road, starting with an initial speed of 16.1 m/s and coming…

A:

Q: .A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N…

A: Given, mass of books is m = 30 kg Force F = 300 N angle θ = 35.2  co-efficient of kinetic friction…

Q: There are two forces on the 11.5 kg crate in the overhead view of the figure below, but only one is…

A: Newton’s second law of motion in the horizontal direction

Q: A set of fossilized triceratops footprints discovered inTexas show that the front and rear feet were…

A:

Q: Two blocks A and B of the same mass 1.06 kg are released from rest on a 30° incline when they are S…

A:

Q: force F exerted by

A:

Q: If the resultant of the loads shown passes through point B, determine the equivalent force-couple…

A: Given: Force at point O, FO = 8.8 kips Force at point A, FA = 3.5 kips Force at point C, FC = 12.7…

Q: A uniform push of 150 N, applied at an angle of 30 deg to a 20 kg block which rests on a horizontal…

A: The acceleration of the block : a = ∆v∆t = 6.54 = 1.625 m/s2 The horizontal component of applied…

Q: A person doing a chin-up weighs 700 N, exclusive of the arms. During the first 25.0 cm of the lift,…

A: In the question , given value of weight , distance of lifting and upward force . We have to find…

Q: A 4.40 kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength…

A:

Q: A car of mass 975 kg coasts on a level road, starting with an initial speed of 15.0 m/s and coming…

A:

Q: own in the figure, remains at rest up te ximum force 2N down the inclined pl e maximum external…

A: Normal/reaction force calculate by components method Here limiting friction is 2N

Q: A man pushes horizontally a box, how many forces in total are acting on the man? Caution: consider…

A: Free body diagram of the box from above problem -

Q: A parachutist is falling at a steady rate of 6 m/s. If the combined mass of the parachutist and the…

A: There are two forces acting on the parachutist, one is the weight in the downward direction and…

Q: A car that weighs 1.30 * 104 N is initially moving at 40 km/h when the brakes are applied and the…

A: Since there are multiple sub parts posted, we will answer the first three sub parts. a) The equation…

Q: second truck, Q, of mass 0.10 kg are at rest on two horizontal straight rails, along which they can…

A: Apply work-energy theorem and momentum con conservation equations

Q: ock A, with a mass 10 kg, rests on the incline. The coefficient of Fiction between the incline and…

A:

Q: . A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N…

A:

Q: Fomd the horizontal for required moving a body weighing 200kg one a rough horizontal surface having…

A: Given data : Coefficient of friction (μ)=0.35Mass (m)=200 kgTo find :Horizontal force=F

Q: What average net thrust must a 17 ton airplane have to reach an altitude of 5000 ft and speed of…

A: Given Data: Plane mass, M=17 ton Altitude, h=5000 ft.=0.95 miles Final speed, v=600 mi/h Initial…

Q: A 3.2 kg mass is initially at rest while upon a frictionless, horizontal surface. An applied force…

A: Given information: Here, m is the object’s mass, F is the force applied on the object, θ is the…

Q: A 4.80-kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength…

A:

Q: A body of mass 2 kg moving on a horizontal surface with an initial velocity of 4 m/s comes to rest…

A:

Q: Given in the figure are two blocks A and B of weight 20 N and 100 N, respectively. These are being…

A:

Q: A person is pushing à fülly kg constant velocity along a plank that makes an angle a with the…

A: Given:- The mass of the wheelbarrow is m = 24.55 kg  The angle of the plank is α= 43° The center of…

Q: A block of mass m = 1 kg is found on an inclined plane that makes an angle 30° with the horizontal.…

A: Given Data : The mass of the bloc is given as m = 1Kg. The coefficient of static friction is μs=0.6…

Q: A mobile is formed by supporting four metal butterflies of equal mass m from a stringof length L.…

A: The mass of metal butterflies is m, the length of the string is L, the distance of the point of…

Q: A warning sign inside an elevator of mans 367 kg indicates that the maximum load that it can carry…

A: Write the given values with the suitable variables. m=367 kgM=1350 kg Here, m is the mass of an…

Q: Calculate the magnitude of the normal force on a 25.2 kg block resting on a surface that is tilted…

A: Given: A block of mass, m=25.2 kg resting on a surface that is tilted up at an angle, θ=40.8° with…

Q: A shopper in a supermarket pushes a loaded cart with a horizontal force of 10 N. If the cart has a…

A: Given value--- applied force = 10 N. mass = 30 kg. time = 3 sec. initial velocity = 0 m/sec. We…

Q: A 375-lb block rests on a rough plane inclined 35o with the horizontal. If the coefficients of…

A: Given quantities: mass of the block (m) = 375 lb = 170 kg angle of inclination (θ) = 35 degree…

Q: A block of mass m = 1 kg is found on an inclined plane that makes an angle 30° with the horizontal.…

A: Given: The mass of the block is 1 kg. The angle of inclination is 30°. The coefficient of kinetic…

Q: Within a given system, the internal forces

A:

Q: An object weighing 4.5kg originally suspended cord is pulled by a horizontal force until the cord…

A: for equilibrium net force acting on object must be zero .

Q: A 8.30-kg hanging object is connected by a light, inextensible cord over a light, frictionless…

A: Let m1 = 5.00 kg and m2 = 8.30 kg. Equations of motion for the masses using Newton’s second law are…

Q: Aording to a Simplificd model of a mamallian heart, at each Puise Approx 20g Of blood is accelerated…

A: Given  mass of blood m=0.02kg intial spped vi=0.23m/s Final speed vf=0.34m/s time t=0.09s

Q: A block of mass m = 1 kg is found on an inclined plane that makes an angle 30° with the horizontal.…

A: given :- m= 1kg us =0.6 uk = 0.5

Q: a box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 n exerted…

A:

Q: A bicyclist and his bicycle have a mass of 105 kg. What forces is necessary to bring him to rest…

A: Data given:Mass of the bicyclist, m = 105 kgInitial velocity, u =  25 m/sec.Final velocity, v = 0…

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: