(45° Figure P12.43

Q: A (2 m)-long steel wire in a musical instrument has a radius of (0.3 mm). When the wire is under a…

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Q: Oil (S=0.80) at 3000Pa flows at a constant rate of 1m³/s through the circular nozzle shown. What is…

A: To find out the net force exerted by the joint to hold the nozzle in place.

Q: A vertical steel girder with a cross Section area of 0.15m² has a 1550 kg sing hanging from its end.…

A: Mass M = 1550 kg  Area A = 0.15 m²

Q: A 509-N object is hung from the end of a wire of cross-sectional area 0.03 cm-. The wire stretches…

A: given, weight of the object, I = 509 N Cross sectional cores of wire, A = 0.03 m² = 0.03 (10^-2 m)^2…

Q: A 5.0m long steel wire has a cross-sectional area of 0.55cm2 . Its proportional limit has a value of…

A: Given, Length = 5.0 m Area = 0.55 cm2

Q: A horizontal aluminum rod 4.7 cm in diameter projects 5.6 cm from a wall. A 1100 kg object is…

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Q: A (2 m)-long steel wire in a musical instrument has a radius of (0.3 mm). When the wire is under a…

A:

Q: f a compressional stress of 200.0 N is applied to a copper rod having a diameter of .500 cm and a…

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Q: A sign (mass 1700 kg) hangs from the bottom end of a vertical steel girder with a cross-sectional…

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Q: (a) What is the approximate magnitude of force (in N) a martial arts instructor uses to break a…

A: Given: The mass of the hand is 1.15 kg. The initial speed of the hand is 10.5 m/s. The final speed…

Q: In the figure, a 131 kg uniform log hangs by two steel wires, A and B, both of radius 1.30 mm.…

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Q: A three-legged wooden bar stool made out of solid Douglas fir has legs that are 2.0 cm in diameter.…

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Q: What is the compression in the tibia of length l = 30 cm of a person of mass m = 80 kg when standing…

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Q: A vertical solid steel post of diameter d = 23 cm and length L = 2.80 m is required to support a…

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Q: (c) Distinguish between stress and strain associated with elasticity. (d) One end of an iron rod…

A: F = 90 kN = 90 x 103 N Diameter , d = 1.6 cm  Radius , r = 0.8 cm = 0.8 x 10-2 m Length , L = 0.7 m…

Q: A mixing beater consists of three thin rods, each 11.0 cm long. The rods diverge from a central hub,…

A: A) The power required to spin the beater can be found as, Here, τ and ω represent the net torque,…

Q: After a fall, a 87 kg rock climber finds himself dangling from the end of a rope that had been 15 m…

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Q: A bob of mass 30 kg hangs from a copper wire ( Y= 11x10 ^10 N/m^2). The wire has an initial length…

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Q: A 542-N object is hung from the end of a wire of cross-sectional area 0.07 cm2.  The wire stretches…

A: Applied force, F = 542 N Area of cross section, A = 0.07 cm² = 0.07 × 10-4 m² Original length, L =…

Q: A circular pizza of radius R has a circular piece of radius R/2 removed from one side as shown in…

A: Given: The radius of the circular pizza is R. The radius of the circular piece is R/2.

Q: A tunnel of length L = 130 m, height H = 9.4 m, and width 5.6 m (with a flat roof) is to be…

A: L = 130 m, height H = 9.4 m, and width 5.6 m (with a flat roof) is to be constructed at distance d =…

Q: 24.lf a walking stick with a mass of 300 g can be balanced by placing a mass M of 150 g at a…

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Q: A horizontal aluminum rod 4.7 cm in diameter projects 4.4 cm from a wall. A 1100 kg object is…

A: Given: Diameter of aluminum rod, d=4.7 cm projects at a distance L= 4.4 cm from a wall. Mass of…

Q: A vertical steel girder( عارضة خشبية ) with a cross sectional area of 0.15 m2has a 1550kg sign…

A: Given: Cross sectional area of steel A=0.15 m2 Mass of steel grinder m=1550 kg To determine a) The…

Q: All of the following statements are correct descriptions of rigid bodies and point masses except…

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Q: In the figure, a 134 kg uniform log hangs by two steel wires, A and B, both of radius 1.25 mm.…

A: The mass of the log is m=134 kg. The radius of the two steel wires are rA=rB=1.25 mm. The length of…

Q: A very fine fabric 0.020 mm in diameter can support a 20 g object. How does the stress in the fabric…

A: Given The diameter of the fine fabric is df=0.020 mm=0.020×10-3 m. The mass of an object is m=20…

Q: A tunnel of length L = 180 m, height H = 9.4 m, and width 6.1 m (with a flat roof) is to be…

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Q: A 1000-kg object hangs from the lower end of a steel rod 5.0 m long that is suspended vertically.…

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Q: After a fall, a 110 kg rock climber finds himself dangling from the end of a rope that had been 19 m…

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Q: When water freezes, it expands by about 9%. What would be the pressure increase inside your…

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Q: 3. (a) The pressure exerted by a phonograph needle on a record is surprisingly large. If the…

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Q: A 480 mm long thighbone (femur), which is the largest and longest bone in the human body, has a…

A: Given that  young modulus = 15x 108 N/m2 length of femur = 480 mm =0.480 m cross sectional area =…

Q: Indiana takes his rope with a length of 75.0m and a diameter of 3.50cm and uses it to support a…

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Q: In the figure, a 140 kg uniform log hangs by two steel wires, A and B, both of radius 1.25 mm.…

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Q: On a day that the temperature is 20.0°C, a concrete walk is poured in such a way that the ends of…

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Q: Suppose that we have two hanging rods of the same length 2.8 m. However, their cross sections are a…

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Q: You hang a heavy ball with a mass of 40 kg from a silver rod 2.8 m long by 2.2 mm by 2.7 mm. You…

A: The ratio of distance to time taken to travel a distance is used to calculate speed. Because it has…

Q: A cylindrical steel rod is originally 250 cm long and has a diameter of 0.257 cm. A force F is…

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Q: In her gymnastic routine, Regina dismounts from the uneven-parallel bars and lands straight-legged…

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Q: A brass wire which is 4.00 m long and 4.00 mm in diameter hangs from the ceiling. If a mass of 5.00…

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Q: A box made of high grade plastic material has an initial volume of 20.00 m3.  It is then immersed…

A: given data initial volume = 20 m^3 final volume = 16.29 m^3 what is the volume strain =?

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!