The workdone by the man is about

Reference no: EM13649146

A man moves the 10-g object shown in a vertical plane from positionX to position Y along a circular track of radius 20 m. The process takes 0.75 min. The workdone by the man is about:

A. 1 J
B. 2 J
C. 4 J
D. 6 J
E. 12 J

Reference no: EM13649146

Questions Cloud

Put to operate between these two water levels : At the tropics, the water close to the surface of the ocean is hotter than the deep water. Would the Second Law of thermodynamics be violated if a machine is been put to operate between these two water levels? Explain.

Find the speed of the bullet asit emerges : A 4.97-g bullet is shot through a1.02-kg wood block suspended on a string2.00 m long. The center of mass of the block rises a distance of0.49 cm. Find the speed of the bullet asit emerges from the block if its initial speed is 404 m/s.

Automobiles battery is connected to an electric motor : An automobile's battery is connected to an electric motor that is used to move up a load. The battery stays at a constant temperature, receiving heat from the air that surroundings it. Is this a violation to the Second Law of thermodynamics? Explai..

Find what is the maximum mass it can support : An inflatable mattress is 2.1 m long,0.61 m wide, and 14 cm deep. If themattress itself has a mass of 0.22 kg, what is the maximum mass itcan support in fresh water

The workdone by the man is about : A man moves the 10-g object shown in a vertical plane from position X to position Y along a circular track of radius 20 m. The process takes 0.75 min. The workdone by the man is about:

What are the image characteristics : If an object is placed 15 cm in front of a concave mirror with aradius of curvature of 20 cm, what are the image characteristics

Determine the total work done on the block : A block of mass 2.60 kg is pushed2.60 m along a frictionless horizontaltable by a constant 16.0 N force directed 22.0° below the horizontal. Determine the total work done on the block.

What maximum distance from earth''s surface does it travel : A rocket is fired straight up through the atmosphere from the SouthPole, burning out at an altitude of 246 kmwhen traveling at 4.8 km/s. What maximum distance from Earth's surface does it travel before falling back to Earth

Block starts from rest at the top of a frictionless hill : A5.25-g block starts from rest at the top of a frictionless hillthat is inclined 21.0º with respect to the horizontal. The hill is125 m long. At the bottom of the hill, the surfaceis level and the coefficient of kinetic friction between thesurface an..

User Account

All Pages