Weight of 0.2N and 0.5N are placed at the 30cm and 80cm marks respectively on a meter rule. If the meter rule balance horizontally on a knife edge at 60cm marks, calculate the weight of the meter rule

Q: a metre stick suspended from its centre of gravity which is at its midpoint.A force of 3N acts on…

A: We are given forces acting on the meter stick. We are given 2 forces acting. We are also given the…

Q: An 80-kg construction worker sits down 2.0 m from the end of a 1450-kg steel beam to eat his lunch.…

A: Given data Mass of man, m=80 kg Mass of steel bar, M=1450 kg The free body diagram is below

Q: You are pushing an 80.0 NN wheelbarrow You lift upward on the handle of the wheelbarrow so that the…

A: Given: Gravitational force of the cart, Fc=80 N Horizontal distance between the center of gravity of…

Q: Suppose two masses are balanced on a seesaw. A 30.0 kg mass and a 5.00 kg mass. The 30.0 kilogram…

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Q: A box of mass 5 kg is placed 1.5 m at the end of a plank pivoted in the middle. Another box of mass…

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Q: A fisherman pulls in a huge fish and uses a balance with a single weight of mass 1.67 kg to balance,…

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Q: The figure below shows a claw hammer being used to pull a nail out of a horizontal board where 0 =…

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Q: One person was doing a knee extensor muscle training, he used a dumbbell (mass = 10.2 kg) strapped…

A: The objective of this question is to calculate the force that the knee extensor muscle must produce…

Q: The distance between the front and rear wheels of a van is 2.6 m and the center of gravity is 1.5 m…

A: Given data: The distance between the front and rear wheels is, d=2.6 m. The center of gravity behind…

Q: A vehicle is accelerating from rest, on snow and ice. If the vehicle has a weight of 2100 lbs with…

A: mass of vehicle m=2100 lbf=9341.265 N let say acceleration of vehicle =a then force on vehicle F=ma

Q: A 44 kg, 5.2-m-long beam is supported, but not attached to, the two posts in (Figure 1). A 25 kg boy…

A: Mass of beam, M = 44 kgLength, l = 5.2 mMass of boy, m = 25 kgBeam supported till, X = 3 m

Q: The bar is 10m long. A mass of 40kg placed at 9m from the left in of the bar. Where should a 60kg…

A: Given: length of bar l=10 mmass placed m1 = 40 kg at r1=9m from leftmass placed m2 =60 kg we have to…

Q: A plank has a length of 3.50 meters and is supported by a pivot point at the center. Justin with a…

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Q: 5) 100cm ✓ T A uniform meterstick with a mass of 175. grams is placed on a fulcrum. A weight of 521.…

A: To solve this we find the center mass of the two sections of the meterstick and find the moments due…

Q: The diagram below shows a light bar PR pivoted at P,balanced by a 4N weight and force F. Q Newton…

A: Please see the attached image for the solution.Note that the reaction of the pivot do not cause any…

Q: Below a 552 N and beam length L is in equilibrium and is attached to a cable which is pulling it…

A: Let the normal reaction by the wall on the beam = R  This normal reaction will be in the horizontal…

Q: An exhaust system for a pickup truck is shown in the figure. The weights Wh, Wm, and w, of the…

A: SOlution: Given that

Q: 2. The rock and meterstick balance at the 25 cm mark, as shown. The meterstick has a mass of 0.5 Kg.…

A: Given That: The rock and meterstick balance at, r=25 cm Mass of meterstick, m=0.5 kg Let's Assume…

Q: The bar is 10m long. A mass of 40kg placed at 9m from left end of bar. Where should a 60 kg mass be…

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Q: For the given figure, the unknown mass. m, should be ____ slug to maintain the bar in a horizontal…

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Q: Three particles of mass 2 kg, 3 kg, and 3 kg are welded to a bar with negligible mass as shown in…

A: Step 1: To find the center of mass of the system of three particles, we need to use the formula for…

Q: What is the value of the force (F) in the unit of N required to balance the system in the figure?…

A: Mass of object = 9 kg  Theta = 37 degree Value of g = 10m/s2

Q: When you lift an object by moving only your forearm, the main lifting muscle in your arm is the…

A: Given data: Hand's mass m = 1.60 kg biceps' distance from elbow r = 2.2 cm Ball's weight Wb = 41 N…

Q: One person was doing a knee extensor muscle training, he used a dumbbell (mass = 10.2 kg) strapped…

A: Ans is in imageExplanation:Step 1: Step 2: Step 3: Step 4:

Q: 114 kN-m m

A: ∑MB=0 12×114×6×3-NA×45×6=0NA=213.75kN ∑MA=0By×6=12×114×6×3By=171kN

Q: The bike is moving at a speed of 4 m/s. The backpack is solid cuboid and its position is on bike…

A: Solution has been attached in step-2.

Q: What would be the maximum weight W of the block, shown in the following figure, so that the tension…

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Q: Bertha the bear tips the scales at 950 Newtons.  What is her mass?

A: Given: The weight of the Bertha is 950 N.

Q: When you lift an object by moving only your forearm, the main lifting muscle in your arm is the…

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Q: A 75.0 kg weight lifter is doing arm raises using a 7.50 kg weight in her hand. Her arm pivots…

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Q: A very light rod 40cm long is privoted at the center.A weigh of 50N is placed at one end. Where…

A: Let , x be the distance for the centre of rod where the weight 500 N is placed. Now, for the rod to…

Q: A meter stick has a pivot that is located at (30 cm). We place 300 g @ 20 cm in order to balance the…

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Q: Figure 4 100 g 7. Place a clamp with a hanging mass of 300 g at the 30.0 cm mark of the half-meter…

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Q: A 300N child sits on the left side of a see-saw 1.5m from the center. Where should a 375N be placed…

A: Given, F1=300 N r1=1.5m F2=375 N Let r2 be the distance where 375 N is placed.

Q: Determine the force Prequired to maintain the 190-kg engine in the position for which 0-36%. The…

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Q: For the given figure, the unknown mass. m, should be slug to maintain the bar in a horizontal…

A: The length of the bar is L=10 ft The weight on the left end of the bar is W1=12 lb Assume the mass…

Q: A 50-kg is held in place by two wide ribbons. The first ribbon makes a 30° angle to the left of with…

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Q: Determine the additional mass required for stable equilibrium. Meter stick: Xcm = 50.0 cm, m = 150.0…

A: The additional masa required for stable equilibrium is 208.5gm

Q: cat is balanced on the edge of a see-saw. The plank of the see-saw is 1m long, and the wedge is…

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Q: Sam and Joe carry a beam, walking to the right.  Calculate the force that Sam exerts, in pounds.…

A: weight of Beam , W=163lblength of beam , L=22 ftsam is 5ft from the backJoe is 5ft from the front

Q: 4.0 cm 20 N 30 N

A: Solution: Given: 1 m = 100 cm d = diameter of wheel = 4.0 cm F1 = force acting on wheel at highest…

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.