Pull the pulley in order to rise with a constant velocity

Assignment Help Physics

Reference no: EM13664630

A man is in a chair that is attached with a rope that goes over amass less, frictionless pulley and back down to the man's hand. Combined mass is 104.0 kg.

With what force should he pull the pulley in order to rise with a constant velocity?

Reference no: EM13664630

Questions Cloud

What is the value of the integral for path : Every of the eight conductors in Figure 29-68 carry 2.70 A of current into or out of the page. Two paths are indicated for the line integral. What is the value of the integral for (a) path 1 and (b) path 2?

Eight wires cut the page perpendicularly : Eight wires cut the page perpendicularly at the points shown in Fig. below. A wire labelled by the integer k (k= 1, 2, . . . , 8) carries the current ki, where i = 4.58 mA. For those wires with odd k, the current is out of the page; for those by even..

Accelerate a baton from rest to an angular speed : How much work should be done to accelerate a baton from rest to an angular speed of 7.7 rad/s about its center. Think the baton to be a uniform rod of length 0.63m and mass 0.54kg.

Observers on earth measure for the speed of the laser beam : You are traveling in a spaceship at a speed of0.94c away from Earth. You send a laser beam toward Earth traveling at velocity c relative to you. What do observers on the Earth measure for the speed of the laser beam?

Pull the pulley in order to rise with a constant velocity : A man is in a chair that is attached with a rope that goes over amass less, frictionless pulley and back down to the man's hand. Combined mass is 104.0 kg. With what force should he pull the pulley in order to rise with a constant velocity?

Pressure is one atmosphere and decide the heat in joules : Suppose that the pressure is one atmosphere and decide the heat in joules required to produce 2.17 kg of water vapour at 100.0°C, starting with (a) 2.17 kg of water at 100.0°C and (b) 2.17 kg of liquid water at 0.0°C.

Specific heat capacity of the chest : An ice chest at a beach party contains 12 cans of soda at 2.41°C. Each can of soda has a mass of 0.35 kg and a specific heat capacity of 3800 J/(kg C°). Someone adds a 9.97-kg watermelon at 23.5 °C to the chest.

What voltage is induced among the planes wing tips : An airplane traveling at 9.90 multiplied by 102 km/h passes over a region where Earth's magnetic field is 4.0 multiplied by 10-5 T and is nearly vertical. What voltage is induced among the plane's wing tips, which are 75 m apart?

Describe the vacuum wavelength of the light in nanometres : When monochromatic light shines perpendicularly on a soap film (n =1.33) by air on each side, the second smallest nonzero film thickness for which destructive interference of the reflected light is observed is 296nm. Describe the vacuum wavelength of..

User Account

All Pages