Consider the objects on the coordinate grid: a rod with m1 = 7.75 kg, a right triangle with m2 = 26.0 kg, and a square with m3 = 4.95 kg. Calculate the center of gravity for the system. Assume the objects are uniform. (Give the coordinates of the center of gravity in m.)     x-coordinate ________m y-coordinate ________m

Q: A person is doing exercise lifting a load in abduction with his arm (Figure 1.1). The weight of the…

A: Given that:W=4 kgWo=10b=20 cm=0.2 mc=45 cm=0.45 ma=4 cm=0.04 mθ=15°

Q: Find the difference in the Hg level in the differential manometer. Sp. gr.= 1.5 3m Sp. gr.=0.9 2.0 m…

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Q: The uniform crate has a mass, m, acting through its center of gravity. a) What magnitude of the…

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Q: A 10 kg block of wood A is lying on a flat surface and has a string attached to it as shown on the…

A: For equilibrium forces in horizontal as well as in vertical direction must be balanced.

Q: Find the resultant of the concurrent force system and its direction shown in figure below .

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Q: 50.ON weight is hung 3.0m from the pole on the left side, the wire sags 0.5m. What is the force…

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Q: A traffic light hangs from a pole as shown in (Figure 1). The uniform aluminum pole AB is 7.70 m…

A: The length of pole is L=7.70 m. The mass of pole is M=15.0 kg. The mass of traffic light is m=20.0…

Q: An 87 kg  person stands on a uniform ladder 4.0 m  long, that weighs 90 N  , as shown in the…

A: Given, mass of a person  m = 87 kg length of uniform ladder  L = 4.0 m weight of ladder W2 = 90 N…

Q: Find th magnitudes of f1, f2, and f3

A: Given Data: Person mass, m=88 kg Ladder mass, M=5 kg Vertical height, a=3.8 m Ladder length, L=4 m…

Q: When we plot mass versus volume on a graph paper, objects made of the same substance would roughly…

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Q: Two uniform 66.1-gg marbles 2.16 cmcm in diameter are stacked as shown in the figure (Figure 1) in a…

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Q: 4. A uniform ladder of mass (m = 13.0 kg) and length (L) leans against a frictionless wall, see…

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Q: Replace the force system acting on the post by a resulta force and couple moment at point O. Take F…

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Q: Suppose a horse leans against a wall as shown in the figure. The total mass of the horse and rider…

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Q: 1.) The pin shown below is subjected to 3 forces (F1, F2 and F3). F1 = 1000 N and is a force in the…

A: Given that: F1=1000 NF3=450 NF2=800 N

Q: a) b) C) d) e) 6,90 4,75 Locate the centroid y for composite body shown in the figure. 7,25 6,1 5,25…

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Q: A coin is placed 18.0 cm from the axis of a rotating turntable of variable speed. When the speed of…

A: Using the stationary Condition  that is centrifugal forces and frictional will be equal  ,see…

Q: A skateboarder weighing 74.26 kg goes over a smooth circular hill. If the skateboarder's speed at…

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Q: SITUATION: SITUATION 1: Given the following forces: F, = 300 lb 30° N of E. F, = 200 lb S 40 E. =…

A: Given forces and direction are, F1=300 lb    30° N of EF2=200 lb    S 40° EF3=224 lb    W 25°…

Q: The desk lamp shown consists of two arms, each with a length of 500.0 mm and a weight of 2.94 N…

A: Given that,The length of each arm of the lamp = 500 mmWeight of friction at joint A holds the lamp =…

Q: What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her…

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Q: An art piece consists of two metal balls suspended from a lightweight rod fixed by a string to the…

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Q: The 38-kg disk is originally spinning at w = 125 rad/s. It is placed on the ground, for which the…

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Q: The mass of block 1 or m1 = 4.07 kg while mass of block 2 or m2 = 9.78 kg. The coefficient of…

A: Mass of block 1 is Mass of block 2 is Coefficient of kinetic friction between block 1 and inclined…

Q: A strut is attached to the wall with a pin that allows free rotation about point O in the x-y plane,…

A: Given:-  We have given a figure as shown below and the force on the rod as  F→1= 350 lb and angle…

Q: and a vertical wall as shown in the figure. The lamp is not moving. T₂ 60° T₁ T3 m 60° Lamp The wire…

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Q: Block I  and II weigh .260 kilograms each. Block III weighs .010 kilograms. Calculate the magnitude…

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Q: A 4.00-kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 10.0-kg…

A: Mass of the stone,

Q: A student attached a 0.71 kg toy to a 0.65 m long string. The student allowed the toy to travel in a…

A: (a) A centripetal acceleration is needed for the circular motion of the toy and it acting towards…

Q: Problem 1 coefficient of kinetic friction between the box and surface AB of 4 = 0.2, and when it…

A: Given information: The weight of the box (W) = 13 lbs The co-efficient of kinetic friction (μk) =…

Q: f kinetic friction between the black Ma and the table top is .2 = μk. Assume the tension in the cord…

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Q: Passive devices such as resistors suffer from instability and variability.

A: The value of resistance is not fix. It value changes with change of temperature and dimension of…

Q: Consider (Eigure 1) Assume F-380 N Figure 3 m 4 m Y Part A Determine the moment of force F about…

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Q: Q/Draw free body diagram then find reactions at pin support (O) and smooth surface (B) take beam OB…

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Q: The three ropes in the figure (Figure 1) are tied to a small, very light ring. Two of these ropes…

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Q: Two identical 11.3-kg balls, each 22.7 cm in diameter, are suspended by two 35.0-cm wires as shown…

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Q: In Figure shown, the coefficient of friction is the same at the top and bottom of the 700-g block.…

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Q: An 88 kg person stands on a uniform ladder 4.0 m long, that weighs 90 N. as shown in the…

A: Given that:Length of the ladder, L=4.0 mHeight of the ladder, a=3.8 mWight of the ladder, WL=90…

Q: A man is attempting to lift a crate using a two part pulley system as shown in the image. The crate…

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Q: A car weighs 3200 lb is parked on a hill that makes an angle of 23° with the horizontal. Find the…

A: Given  Mass of car  (m ) = 3200 lb Angle with horizontal = 23° We know  1 pound (lb) = 0.45359 kg

Q: A coin C of mass 0.050 kg is placed on a horizontal disk at a distance of 0.20 m from the center, as…

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Q: Part E Find x-component of F = (20.0 N, 36.9° counterclockwise from the positive y-axis). Express…

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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!