An 800 gram meter stick has a center of mass at the 50 cm mark. Using two fingers, one at the 30 cm mark and the other at the 90 cm mark, you hold the meter stick in a horizontal, stationary position. Find the forces your fingers place on the meter stick.

Q: 12.) A 2kg rock is moving at a speed of 6m/s. What is the magnitude of the force needed to stop the…

A: Given, A 2kg rock is moving at a speed of 6m/swe are asked to the magnitude of the force needed to…

Q: Calculate the average force a bumper would have to exert to bring a 1000-kg car torest in 20 cm when…

A: Given data: The mass is m = 1000 kg The initial speed is u = 8 m/s The displacement is h = 0.20 m…

Q: Determine g for each situation using the method shown in the example below: Example: Planet Moe…

A: According to Bartleby guidelines, I can answer the first three subparts. If you need help with other…

Q: A car with a mass of 1010 kg and a speed of v = 20.0 m/s approaches an intersection, as shown in the…

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Q: Explain why a horse cannot pull a cart and run it in empty space?

A: The horse, in order to pull the cart, pushes the earth using its feet. The reaction of earth makes…

Q: hihe the Tollowing: at is magnitude of F ust be in N and kN-m at is the magnitude

A: As per rule, allowed to answer first three sub-parts of the question.  To find: RD =?,(Cr )D =?,RB…

Q: Two positive point charges of Q1=4.5 µC and Q2=5.00 µC are fixed on the x-axis as shown in the…

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Q: 3. A body of mass 2 kg is supposed to have an initial velocity of 10m/s and is then pulled 4 meters…

A: Given Data : The mass of the body is given as m = 2Kg. The initial velocity of the body is given as…

Q: A 1,322-kg car starts from rest at the top of a driveway 6.27 m long that is sloped at an angle of…

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Q: A body a force accelevation produeid of mass 5 kg moves under of coit 15-20 k. Then the is 9

A: Given,  mass m = 5kg force F = 10i + 15j -20k acceleration = force/mass

Q: A parachutist whose mass is 60 kg drops from a helicopter hovering 2000 m above the ground and falls…

A: Given:Mass of the parachutist (m): 60 kgInitial height above the ground (h): 2000 mAcceleration due…

Q: A crate is dragged across an ice covered lake. The crate accelerates at 0.5/s^2 and is pulled by a…

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Q: If the net force on a 10 kg object is 40 N, what can we say about this object? The object will be…

A: Given data:  Mass (m) = 10 kg Net Force (Fnet) = 40 N Required:  Acceleration (a)

Q: A car moving at 20 m/s crashes into a tree and stops in 0.26s. Calculate the force the seat belt…

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Q: A 2kg body has an initial velocity of 10m/s and is then pulled 4 meters by a force of magnitude 25N…

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Q: A box of mass 3.6 kg is given an initial speed of vo = 7.1 m/s along a ramp as indicated in the…

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Q: A 1-kg block starts sliding up a frictionless 30o inclined plane with an initial velocity of 4.00…

A: Given value--- Mass = 1 kg . angle = 30 degree.  initial velocity = 4 m/s. We have to find--- How…

Q: ). A 1200 kg car is moving at 30 m/s and hits a wall. The car takes 0.25 s to come to a stop. How…

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Q: -speed winds around a tornado can drive projectiles into trees, building walls, and even metal…

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Q: When serving a tennis ball, a player hits the ball when its velocity is 0. The racquet exerts a…

A: Given : vi = 0 m/s F = 535 N dt = 4.85 ms = 4.85 × 10-3 s vf = 44 m/s

Q: mass m  is pulled H=0.5 (M) and released as shown in the figure. How many kilograms should the mass…

A: From the energy conservation, Substitute h=0.5 m.

Q: 13. A force acts on a 2.7 kg object that moves along the x axis (see figure). If the velocity v̟ is…

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Q: A collision happened between two cars of equal mass of 1500.0 kg. The first car was running at 90…

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Q: A metallic wire with resistance 82, cross-sectional area 8.2-10-7 m2, and conductivity o 5.81-107…

A: The electric field inside the wire is given by  E=VLV=voltage across the wireL=length of wire The…

Q: The 100 kg block in the figure takes 5.6 s to reach the floor after being released from rest.(Figure…

A: Known mass, Time taken by the 100kg block to reach the floor, Distance covered by the 100kg block…

Q: If drag produces an opposing force of 10 N while the ball's falling, what is the ball's speed, vf in…

A: There should be value of height H mentioned in the question. Since it is not given, let us take it…

Q: A 2000-kg car traveling at 21 m/s takes 51 m to stop under full braking.  The same car under similar…

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Q: Two balls of masses mi 5 g and m2 10 g are released from rest at the same height h. If air…

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Q: A 0.045 kg bullet was fired at 350 m/s into a block of wood as shown in the diagram below. Assuming…

A: According to the given data u=350m/s F=5500N m=0.045kg we need to find penetrates distance (d)

Q: An object is observed to fall from a bridge, striking the water below with a velocity of 154.25 m/s.…

A: Given data:  A object is fall from the bridge Initial velocity (u) = 0 m/s Final velocity (v) =…

Q: Flying Circus of Physics The high-speed winds around a tornado can drive projectiles into trees,…

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Q: > Find force 0 = 40° d = 10 mm- V = 35 m/s U = 15 m/s D = 20 m

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Q: A rock is dropped into a well in order to determine its depth. If the rock hits the water 5s after…

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Q: The kinetic friction coefficient between a hockey puck and ice is 0.113. The puck slides a distance…

A: Step 1:Step 2:

Q: Starting from rest, a 2 kg object acquires a speed of 12 m/s in 2 seconds. Calcul the net force (in…

A: Given value--- mass = 2 kg. initial speed = 0 m/s. final speed = 12 m/s. time = 2 sec. We have to…

Q: What is the angle? if, acc= 1.5 m/s^2 mass if the block= 5 kg distance= 2 meters

A: The acceleration of the block, a=1.5 m/s2 The mass of the block, m=5 kg The distance traveled by the…

Q: 120 100 80 60 40 20 4 6. mass m/kg 2. The scale chosen for the Y axis is 3. For a value of Ax = 6kg,…

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Q: A hockey puck with mass 0.166 kg is pushed across the ice with a constant force of 0.89 N. The…

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Q: Fnet a = bir=1600 N 600 N 100 kg a Fgrav=1000 N a = 6.0 m/s (up)

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Q: Calculate the object's change in velocity between positions A and B. Include direction. Round to the…

A: The change is velocity is given by        = final velocity  - initial  velocity   And direction  of…

Q: how much force do the expanding gases in a gun barrel exert on a 6.0g bullet as it accelerates from…

A: The objective of the question is to calculate the force exerted by the expanding gases in a gun…

Q: Mass #1 = 60g Mass #2 = 140g Acceleration #1 = 3.6169 Acceleration #2 = 3.712 Acceleration #3 =…

A: In multiplication ,the least number of significant figures in any problem determines the number of…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”