11/02/21

Two spheres m1 = 9.00 kg and m2 = 2.50 kg are located along the x axis at (−5.10, 0) m and (0, 0) m, respectively, as shown in the diagram below.
What is the absolute value of the work that has to be done in bringing a mass of 1.00 kg from infinity to P, which is at location (0, 2.55) m? 
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10/29/21

A 4.50-kg mass hangs vertically downward from a massless spring of spring constant 147.0 N/m.
A 4.50-kg mass hangs vertically downward from a massless spring of spring constant 147.0 N/m.What is the length that the spring stretches from its equilibrium position when the mass is hung from... more
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10/29/21

Physics question
Scenario 1 :what is the total distance traveled by a man for 5 seconds Scenario 2: a) what is the total distance traveled by a man during the 5 Seconds b) what is the displacement traveled by the... more
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10/28/21

Calculate the equivalent capacitance
Calculate the equivalent capacitance that would connect to points "A" and "B". Answer in microFarads. Numeric entry only. No other characters or symbols. 
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10/23/21

Standing Waves Question
Two waves are moving along a stretched string and in opposite directions have an amplitude of 4.0cm and a frequency of 14Hz at 8.4ms-1.a) If a standing wave were formed, how far apart would you... more
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10/18/21

As a gasoline engine is running, an amount of gasoline containing 14,800 J of chemical potential energy is burned in 1 s. During that second, the engine does 3,700 J of work.
(a) What is the engine's efficiency (in percent)? (b): The burning gasoline has a temperature of about 5,000°F (3,000 K). The waste heat from the engine flows into the air at... more
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10/16/21

Calculate how much work w, in the farmer does on the bucket of water
Calculate how much work w, in the farmer does on the bucket of water
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10/15/21

Find velocity of baseball at a height of 25 m.
Hello,I need help figuring out the following question: At t=0, a baseball is thrown upwards at 30 m/s from the ground. a) find its velocity at a height of 25 m; b) at what moments does its velocity... more
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10/15/21

Rotational Motion Question
A horizontal disk with a radius of 10 cm rotates about a vertical axis through its center. The disk starts from rest and experiences angular acceleration of 2.0 rad/s^2 for 2.0 seconds. During this... more
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10/13/21

A scale reads 140 N when a piece of iron is hanging from it. What does it read (in N) when it is lowered so that the iron is submerged in water?
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10/12/21

What is the equation of the line that passes through the point (6,-6) and has a slope of -5/3?
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10/12/21

If a car that moves at 20km/h skids 35m with locked brakes. How far will the same car skid with locked brakes if it is traveling at 80km/h? 
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10/11/21

A ball is launched vertically from the ground. It takes the ball 0.2 seconds to pass a window of vertical size of 2 m on its way up. what is the maximum height it reaches?
What is the launching speed of the ball at the ground?How long does it take for the ball to complete a round trip?g= 10 m/s2Thank you in advance for the explanations!
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10/09/21

Determine Vf of ball
A 0.145 kg baseball is thrown at a speed of 35.0 m/s. The batter strikes the ball with a force of 25,000N. The bat and ball are in contact for 0.500 msAssuming that the force is exactly opposite to... more
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10/05/21

Time Period for Pendulum
For an object that is attached to a string and sways back and forth (pendulum), does the time period depend on the angular amplitude of the oscillation?
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10/04/21

What is the minimum work needed to push a 850 -kg car 750 m up along a 9.5 ∘ incline? Ignore friction. Express your answer to two significant figures and include the appropriate units.
What is the minimum work needed to push a 850 -kgkg car 750 mm up along a 9.5 ∘∘ incline? Ignore friction.Express your answer to two significant figures and include the appropriate units.
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10/02/21

need help to solve
Nate the Skate was an avid physics student whose main non‑physics interest in life was high‑speed skateboarding. In particular, Nate would often don a protective suit of Bounce-Tex, which he... more
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09/30/21

Find the Slopes of 2 Lines
Given below are descriptions of two lines.Line 1: Goes through (-4,1) and (4,3)Line 2: Goes through (0,5) and (4,6)The slope of Line 1 is m=   The slope of Line 2 is m
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09/20/21

Newton's Laws Applications
A contestant in a winter games event pushes a 43.0 kg block of ice across a frozen lake as shown in the figure below.A person is pushing a block of ice to the right on the surface of a frozen lake.... more
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08/27/21

physics word problem

A cubic tank holds 1,000.0 kg of water. What are the dimensions of the tank in meters? Explain your reasoning.
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08/27/21

physics word problem

What is the mass of gasoline (p= 0.680 g/cm^3) in a 94.6 L gasoline tank?
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08/27/21

physics word problem

What is the density of iron 5.0 cm^3 has a mass of 39.5 g?
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08/20/21

Trigonometry Question
A sewing machine has a wheel that turns as the machine sews. The wheel is 8 feet in diameter. The highest point of the handle at the edge of the wheel is 10 feet above the ground, and the lowest... more
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08/18/21

Find the magnetic field (positive magnitude only, no direction) at point P.
I1-p-I2I1=11.4 AI2=7.50 ABoth distances are 0.555 m.
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08/13/21

How do I find tutor?
Hi,I am getting error when I am trying to put tutor request.I am looking high school Statistics ,Physics tutors for my daughter.Thanks,Deepika S.
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