Question a piano has been pushed to the top of the ramp at, Ask an Expert

Academics

Question: A piano has been pushed to the top of the ramp at the back of a moving van. The workers think it is safe, but, as they walk away, it begins to roll down the ramp. If the back of the truck is 2.91 m above the ground and the ramp is inclined at 13.97^o,

Part A: How much time do the workers have to get to the piano before it reaches the bottom of the ramp?

Please explain your answer. I know substitution is involved so be sure to give a detailed explanation on that as well.

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M91247194

Have any Question?Write your Review or question?

Related Questions in Physics

Question a solid disk of mass m1 96 kg and radius r 024 m

Question: A solid disk of mass m1 = 9.6 kg and radius R = 0.24 m is rotating with a constant angular velocity of ? = 30 rad/s. A thin rectangular rod with mass m2 = 3.4 kg and length L = 2R = 0.48 m begins at rest above ...

Question part a calculate the period of a satellite

Question: Part A: Calculate the period of a satellite orbiting the Moon, 91km above the Moon's surface. Ignore effects of the Earth. The radius of the Moon is 1740 km. Express your answer using three significant figures ...

Question a submarine is stranded on the bottom of the ocean

Question: A submarine is stranded on the bottom of the ocean with its hatch 27.0 m below the surface. Calculate the force (in N) needed to open the hatch from the inside, given it is circular and 0.500 m in diameter. Air ...

Question part a how long in ns does it take light to travel

Question: PART A: How long (in ns) does it take light to travel 0.800m in vaccum? Express your answer in the appropriate units PART B: What distance does light travel in water during the time that it travels 0.800m in va ...

Question a steel cable with mass is lifting a girder the

Question: A steel cable with mass is lifting a girder. The girder is speeding up. Part A Draw a free-body diagram for the steel cable. Draw the vectors starting at the black dots. The location and orientation of the vect ...

A hunter wishes to cross a river that is 1 km wide and that

A hunter wishes to cross a river that is 1 km wide and that flows with a speed of 3 km/h. The hunter uses a small powerboat that moves at a maximum speed of 11 km/h with respect to the water. What is the time necessary f ...

Question a penny is placed at the outer edge of a disk

Question: A penny is placed at the outer edge of a disk (radius = 0.147 m) that rotates about an axis perpendicular to the plane of the disk at its center. The period of the rotation is 1.70 s. Find the minimum coefficie ...

Question this problem concerns the properties of circular

Question: This problem concerns the properties of circular orbits for a satellite of mass m orbiting a planet of mass M in an almost circular orbit of radius r. In doing this problem, you are to assume that the planet ha ...

Question a solenoid 220 cm longand with a cross-sectional

Question: A solenoid 22.0 cm longand with a cross-sectional area of 0.500cm2 contains 415turns of wire and carries a current of 85.0 A. (a) Calculate the magnetic field in the solenoid. (b) Calculate the energy density i ...

Question during your summer internship for an aerospace

Question: During your summer internship for an aerospace company, you are asked to design a small research rocket. The rocket is to be launched from rest from the earth's surface and is to reach a maximum height of 940m ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Physics Expert