4-18. Neglecting friction, find the ac- celeration of the system of weights shown in Figure P4-18 if w, = 19.0 lb and w2 = 15.0 lb. FIGURE P4-18 te

Q: A jet aircraft is accelerating at 3.8 m/s² as it climbs at an angle of 18° above the horizontal…

A: Let the acceleration of the aircraft will be ‘a’, mass of the pilot be ‘m’, and the force exerted on…

Q: FN F f Fig. 4-7. Free-body diagram of an object resting on a horizontal

A: There are four types of forces acting on the body in the given figure. Therefore along positive X…

Q: * 39 Two blocks connected by a string are on a horizontal frictionless surface. The blocks are…

A: Given: The surface is frictionless. The hanging mass is 5 kg. The initial velocity of the system is…

Q: F3-6. Determine the tension in cables AB, BC, and CD. necessary to support the 10-kg and 15-kg…

A: Recall For equilibrium Fnet=0∑Fx=0∑Fy=0

Q: For a swimmer who has just jumped off a diving board, assume air resistance is negligible. The…

A: Given: Mass of swimmer = 80 Kg Height of the jump = 10 m Time that is taken to enter water = 3…

Q: The normal force on an extreme skier descending a very steep slope (Fig. 4–42) can be zero if(a) his…

A: When skier slides down on a very steep slope, two forces are active on skier one is gravity, and the…

Q: 17. (II) (a) What is the acceleration of two falling sky divers (total mass = 132 kg including…

A: (a) Consider the two sky divers and parachute as a system and take the upward direction to be…

Q: 28. (I) Draw the free-body diagram for a basketball player (a) just before leaving the ground on a…

A: Free-body diagram: The free-body diagram of a body depicts all the forces acting on that body. The…

Q: 5-126 The acceleration of am5kg body released on a plane of 37with the hor many Nis the friction…

A:

Q: 4-25.Determine the tension Tin the cable for each pulley system in Figure P4-25. Ta 60 Ib

A:

Q: A contestant in a winter sports contest pulls a 41 kg block of ice in the positive horizontal…

A: Given Mass M=41kg μs=0.1 μk=0.03

Q: MA 39. onclo bonion FIGURE 4-53 40 Problems 32 and 33. MB Mass ma rests on a smooth horizontal…

A:

Q: According to Newton’s third law, each team in a tug of war(Fig. ) pulls with equal force on the…

A:

Q: the net external force on the 24-kg mower isstated to be 51 N. If the force of friction opposing the…

A: Mower mass, m = 24 kg Net external force on mower, Fnet = 51 N Force of friction, f = 24 N (always…

Q: A 6.00-kg box sits on a ramp that is inclined at 37.0 degrees above the horizontal. The coefficient…

A:

Q: An 18-kg child is riding in a child-restraint chair, securely fastened to the seat of a car (Fig.…

A:

Q: A block of mass 40 kg.accelerate with the 3 m/s^2 by the horizontal force F and the coefficient of…

A: We know that the newton's second is given as Fnet= ma where m is the mass. a is the acceleration of…

Q: Example 4-7: Accelerating the box. What happens when a person pulls upward on the box as shown with…

A:

Q: Three boxes slide on a frictionless horizontal surface when pulled by a force of magnitude F. When…

A:

Q: F4-28. Replace the loading system by an equivalent resultant force and couple moment acting at point…

A: Given, F1 = 150 lbF2 = 50 lbF3 = 100 lb

Q: ... Two blocks A and B of the same mass 0.57 kg are released from rest on a 27° incline when they…

A:

Q: An adventurous archaeologist crosses between two rock cliffs, with a raging river far below, by…

A:

Q: Figure P5.22 Problem 5.22 A crate starts sliding from rest down an incline with 0 = 35°. Determine…

A: Draw the free-body diagram of the crate.

Q: A horizontal force F is exerted on a 20 kg box to slide it up at 30° incline. The friction force…

A:

Q: (I) Draw the free-body diagram for a basketball player (a) just before leav- ing the ground on a…

A: a) Just before the player leaves the ground, the forces on the player are his weight and the floor…

Q: 101. .Two blocks connected by a light string are being pulled across a frictionless horizontal…

A:

Q: F4-26. Replace the loading system by an equivalent resultant force and couple moment acting at point…

A:

Q: (1) Draw the free-body diagram for a basketball player 4(a) just before leaving the ground on a…

A:

Q: 4-18. Neglecting friction, find the ac- celeration of the system of weights shown in Figure P4-18 if…

A: Given data The first weight is W1=10.0 lb=44.48 N The second weight is W2=15.0 lb=66.72 N   The…

Q: 4-13. A 1250. kg elevator is held up by a cable. Find the tension in the cable: a. when the elevator…

A: Part A. Mass of elevator = 1250 kg Free body diagram is given as follows: here, T is the tension…

Q: A golfer badly misjudges a putt, sending the ball only one-quarterof the distance to the hole. The…

A: From the work-energy theorem, determine the work done by the friction from the grass during the…

Q: A worker drags a crate across a factory floor by pulling on a rope tied to he crate. The worker…

A: Given  Force exerted by worker F=200N angle q=30 f=100N Mass of crate m=200kg

Q: A 34kg crate resting on a horizontal surface is pushed as shown. If the coefficient of static…

A: Given that , mass of crate m= 34 kg coefficient of static friction μ = 0.18 F= μmg   = 0.18 * 34 *…

Q: 4-146. Replace the distributed loading by an equivalent resultant force and couple moment acting at…

A:

Q: 4-19. Neglecting friction, find the ac- celeration of the system of masses shown in Figure P4-19 if…

A: It is given that, m1=10 kgm2=15 kg

Q: 2. Calculate the coefficient of kinetic friction when a horizontal force of magnitude 28N is needed…

A:

Q: The 50 lb crate shown below is acted upon by a force having a variable magnitude P = (20t) lb, where…

A:

Q: A net external force of 7.5 N is exerted upon a 4.65-kg object. If the object's initial velocity is…

A: Given that a net external force(FNet) of 7.5 N is exerted upon a 4.65-kg object. So, We have Where,…

Q: Q5. As in Fig. if the mass of its body is 10 kg. Calculate the acceleration of the body if the…

A: Take x-axis along the incline and y-axis perpendicular to incline.The acceleration is only along the…

Q: As a fish jumps vertically out of the water, assume that only two significant forces act on it: an…

A: Given data and free body diagram-

Q: Francesca dangles her watch from a thin piece of string while the jetliner she is in accelerates for…

A: We know, Dividing equation (I) using equation (II) gives,

Q: 2. A 25.0-kg box of textbooks rests on a ramp that makes an angle a with the horizontal. The…

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: