A 0.50-kg ball that is tied to the end of a 1.5-m light cord is revolved in a horizontal plane, with the cord making a 30° angle with the vertical. (See Fig. P7.74.) (a) Determine the ball’s speed. (b) If, instead, the ball is revolved so that its speed is 4.0 m/s, what angle does the cord make with the vertical? (c) If the cord can withstand a maximum tension of 9.8 N, what is the highest speed at which the ball can move?

Q: A barbell spins around a pivot at its center at A. The barbell consists of two small balls, each…

A: Given- mass of ball , m = 500 g =0.5 kg length of rod , d = 30 cm =0.30 m radius of rotation , r…

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A: Given data: The distance is d=6.5 cm×1 m100 cm=0.065 m. The heights are, h1=5 cm×1 m100 cm=0.05…

Q: A 5 kg cylinder 0.5 m in diameter rolls down a plane 5 m long inclined 30° with the horizontal at…

A: Given: The mass of the cylinder is 5 kg. The radius of the cylinder is 0.5 m. The length of the…

Q: As part of a carnival game, a m, = 0.503 kg ball is thrown at a stack of 22.8 cm tall, m, = 0.363 kg…

A: Given that, mb=0.503 kgmo=0.363 kg, ω=2.03 rad/svb,i=11.6 m/s, L=22.8 cmvb,f=3.35 m/s, r=16 cm…

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: In an isolated system of two bodies that exert gravitational forces on one another, the quantity…

A: Gravity, often known as gravitation, is the universal force of attraction that acts between all…

Q: *A uniform disk is mounted horizontally on a spindle so that it can rotate freely. The disk is…

A:

Q: *78. O Two identical wheels are moving on horizontal surfaces. The center of mass of each has the…

A:

Q: The grand jeté is a classic ballet maneuver in which a dancer executes a horizontal leap while…

A: Let m be the mass of a point and r be the distance of that point from the axis. Then, moment of…

Q: In the figure, a 1.6-kg weight swings in a vertical circle at the end of a string having negligible…

A: Given data Mass (m) = 1.6kg Length of string (l) = 2m Calculate moment of inertia of mass about…

Q: A 148 g ball is released from rest H = 1.51 m above the bottom track. It rolls down a straight 45°…

A:

Q: A 5.50-kilogram hoop starts from rest at a height 1.30 m above the base of an inclined plane and…

A: Givenm=5.5 kgh=1.3 m

Q: L represents angular momentum, I represents moment of inertia, p represents linear momentum, m…

A:

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: A 30-kg child sitting 5.0 m from the center of a spinning wheel has a constant speed of 5.0 m / s.…

A: Given: The mass of the child is 30 kg. The distance of the child from the center is 5.0 m. The…

Q: The perihelion of Halley’s comet is 0.586 AU and the aphelion is 17.8 AU. Given that its speed at…

A:

Q: A mass 1 is located at (0,0), a mass 2 at (1,2) and mass 3 at (1,-2) all in meters. The moment of…

A: There are 3 question. First question is based on moment of inertia of point mass. Second question is…

Q: The puck in Figure P8.71has a mass of 0.120 kg.Its original distance fromthe center of rotation…

A:

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A: Data Given ,  h1 = 5 cm = 0.05 m  h2 = 1.60 cm  = 0.016 m d = 6.5 cm = 0.065 m

Q: A 85.0 kg hoop rolls along a horizontal floor so that its center of mass has a speed of 0.110 m/s.…

A:

Q: A 140 kg hoop rolls along a horizontal floor so that the hoop's center of mass has a speed of 0.15…

A:

Q: Compute the vertical deflection of point C in Figure P8.23. Given: I = 1200 in.4 , E = 29,000…

A:

Q: A 45 kg figure skater is spinning on the toes of her skates at 0.60 rev/s. Her arms are outstretched…

A: Using the conservation of Angular momentum,

Q: An ice skater spins slower  when she stretches her arms out because of

A: Ice skater took their arms out to give their foot a direction to move in a particular direction.

Q: A 85.0 kg hoop rolls along a horizontal floor so that its center of mass has a speed of 0.110 m/s.…

A: Given: The mass of the object is 85 kg. The initial speed of the object is 0 m/s. The final speed is…

Q: object shown in Figure 8-72 is made from two solid disks: m1=23kg, m2 = 39kg, r1 = 17cm, and…

A: As per conservation of energy (TE)initial = (TE)final

Q: A simple and practical understanding of conservation of momentum problems is given by the following:…

A: Given Initial angular velocity ωo = 1 RPM

Q: he figure, two particles, each with mass m = 0.80 kg, are fastened to each other, and to a rotation…

A: Given values:- Mass of particle,(m)=0.80 kg ----(1) Rod length,(d)=5.4 cm=5.4 x 10-2 m ----(2) Mass…

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: To get up on the roof, a person (mass 62.0 kg) places a 6.80 m aluminum ladder (mass 11.0 kg)…

A:

Q: A solid sphere with radius 0.11 m and mass 2.8 kg rolls without slipping around a track that has…

A:

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A: Given: Height h1 = 5.0 cm. Height h2 = 1.6 cm. Distance d = 6.5 cm.

Q: A bowler uses a lane with a coefficient of kinetic friction of 0.156.0.156. The bowler releases her…

A:

Q: The moment of the force F=960-lb about the point O in Cartesian vector form is. t of F 1 ft B 4 ft 2…

A: let ∑Mo= moment of force around point o F=960lb

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: Which of the following will increase the angular momentum of a person spinning on a rotatable…

A: Angular momentum is the rotational equivalent of linear momentum. Just as linear momentum equals the…

Q: A solid sphere of radius 9 cm is allowed to rotate freely about an axis. The sphere is given a sharp…

A: According to the parallel axes theorem, the moment of inertia of the center about the axis as…

Q: What will be the cross product of the vectors 2i+3j+k and 6i+9j+3k ? * Oi+2j + k Oi-j-5k O 2i -j- 5k

A: Image_1

Q: A 3.0-kg mass slides on a frictionless horizontal surface with a speed of 3.0 m / s when it collides…

A: m1=3 kgm2=1 kgu1=3 m/su2=0 m/s Using conservation of linear momentum,…

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: As part of a carnival game, a m = 0.528 kg ball is thrown at a stack of 24.8 cm tall, mo = 0.383 kg…

A:

Q: R m 10 The figure above represents a small, flat puck with mass m = 2.40 kg sliding on a…

A: Given Mass of the flat puck, m=2.40kg Radius, R=1.50m Puck speed, v=5.00 m/s Ball mass, mb=1.30kg

Q: A 0.643 kg cat sits at the end of a 15.7 kg, 11.2 m long beam.  An accident occurs and the support…

A:

Q: A thin, 90.0 g disk with a diameter of 6.00 cm rotates about an axis through its center with 0.240 J…

A:

Q: Ä(7.2m) B(4.8m) 48 38.8 What is the magnitude and direction of the cross product of these two…

A:

Q: Calculate the combined moment of the three forces with respect to one of the axes. Use (a) the…

A: Given: The forces, Fx = 90 kN Fy = 160 kN Fz = -75 kN Lx = 0.5 m Ly = 0.85 m

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.