Show that, in general, a wrench can be replaced with two forces chosen in such a way that one force passes through a given point while the other force lies in a given plane.

Q: The force F is sufficient to keep the block of mass m in balance. Disregarding the friction and mass…

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Q: A thin rod of length b is perpendicular to a wire passing through the z-axis and rotates around this…

A: Torque is a measurement of how much a force acts on an object to cause it to rotate. The item spins…

Q: (a) Calculate the force (in N) the woman in the figure below exerts to do a push-up at constant…

A: M=68kg

Q: On a 5-meter-long seesaw, the father and son are sitting. If the 30kg son sits at one end, the 50kg…

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Q: A child’s toy consists of a small wedge that has an acute angle θ (as shown). The sloping side of…

A: Free-body diagram

Q: A box of mass  on a rough inclined plane of angle  is connected with a string of negligible mass…

A: Given,

Q: Find the torque about the origin when a force of 3j N acts on a particle whose position vector is 2k…

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Q: When the ring is right in the center, why must the sum of the forces on the ring add up to zero?

A: When the ring is centered then the only forces acting on it are the tensions. These are concurrent…

Q: A thin rod of length b is perpendicular to a wire passing through the z-axis and rotates around this…

A: To answer: The components of the force exerted by the wire on the rod?

Q: Given below is a diagram of a conical pendulum which is used by a student and its procedure is shown…

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Q: A uniform solid cylinder is placed with its axis horizontal on a plane, whose inclination to the…

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Q: A ball is launched at an angle of 45° from a cliff above level ground below. When it is released, it…

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Q: A child’s toy consists of a small wedge that has an acute angle θ (Fig.). The sloping side of the…

A: Given information: The mass of the object = m The length at which the mass stays at rest = L The…

Q: Do it fast for like

A: Given figure as,

Q: Some European trucks run on energy stored in a rotating flywheel, with an electric motor getting the…

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Q: The figure shows a weapon called a battering ram (modern large battering rams are typically mounted…

A: Given, h=4.5ft d=3ft Ke=6.5ft

Q: A particle of mass 0.1kg moves in a circular path on a horizontal frictionless plane, attached…

A: Given data:  Mass of particle (m) = 0.1 kg Maximum tension force (T) = 1N Radius of circular path…

Q: A large symmetrical drum for drying sand is operated by the geared motor drive shown. If the mass of…

A: Given, Mass of sand, m=670 kg Average gear tooth force F=1.85 kN r=170 mm R=505 mm θ=16° Weight of…

Q: At the local playground, a 21-kg child sits on the right end ofa horizontal teeter-totter, 1.8 m…

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Q: In the Atwood Machine shown, the pulley is a solid cylinder of mass m. Find the ratio of tensions in…

A: Basic Details The acceleration of the system is the ratio of the total force to that of the total…

Q: Find the torque about the origin when a force of 31 N acts on the particle whose position vector is…

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Q: A skateboarder with his board can be modeled as a particle of mass 72.0 kg, located at his center of…

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Q: (a) Calculate the force (in N) the woman in the figure below exerts to do a push-up at constant…

A:

Q: A metal can containing condensed mushroom soup has a mass of m = 247 g, a height of h = 15.7 cm, and…

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Q: In the baggage claim area of an airport, a particular baggage carousel is shaped like a section of a…

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Q: When a body of mass 0.25 kg is attached to a vertical massless spring, it is extended 5.0 cm from…

A: We have to determine the length of the stretched spring. We know that, m=0.25 kg, x2=5 cmx1=4 cm,…

Q: A uniform circular disc of mass m = 5 kg and radius R=0.3 m may rotate about its fixed center of…

A: Answer:   aA = i 293.2 - j 6.7 Where i and j are unit vectors along x and y axes respectively.

Q: A particle of mass m sliding on a smooth horizontal table is attached to a light inextensible string…

A: The problem describes a system consisting of two particles: one particle of mass 'm' sliding on a…

Q: I need the answer to this question

A: Given thatmass, m=500 kgRadius of gyration , K=200 mmN=250 rpmWe know,ω=2πN60=2π×25060=26.17…

Q: The “Giant Swing” at a county fair consists of a vertical centralshaft with a number of horizontal…

A: Given is : length L of vertical shaft  = 5 m  The upper end of the cable is fastened to the arm at a…

Q: A box of mass m1 = 9.4 kg on a rough inclined plane of angle a = 58° is connected with a string of…

A: Free body diagram:

Q: Two solid cylinders, one of mass m and radius r, and the other of mass M >m and radius R>r, are…

A: Using conservation of energy Kf+Uf=Ki+Ui12mv2+12Iω2+0=0+mgh

Q: first segment runs from the origin to (4,3). The second segment runs from (4,3) to (12,3). The third…

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Q: A skateboarder with his board can be modeled as a particle of mass 75.0 kg, located at his center of…

A: Given,Mass of the particle, m = 75.0 kgradius, r = 6.70 mthe center of mass of moves through one…