Obtain the weight of the person

Reference no: EM13530827

A person stands on a scale in an elevator. As the elevator starts, the scale has a constant reading of 600 N. As the elevator later stops, the scale reading is 388 N. Assume the magnitude of the acceleration is the same during starting and stopping.

(a) Determine the weight of the person.

(b) Determine the person's mass.

m/s2

Reference no: EM13530827

Questions Cloud

How much work does the engine do in one revolution : The engine of an aircraft propeller delivers an amount of power 171hp to the propeller at a rotational velocity of 2360 rev/min the torque= 516 Nm, How much work does the engine do in one revolution

Define what is the voltage of the cell : A concentration cell consists of two H2/H+ half cells. Half cell A has H2 at 0.74 atm bubbling into 0.24 M HCl. Half cell B has H2 at 0.45 atm bubbling into 2.5 M HCl. What is the voltage of the cell

Obtain the force required to pull a copper ball : Calculate the force required to pull a copper ball of radius 1.50 cm upward through a fluid at the constant speed 7.00 cm/s. Take the drag force to be proportional to the speed

Explain what was the concentration of li2s : A 19 mL sample of a solution of Li2S was diluted with water to 81 mL. A 25 mL sample of the dilute solution was found to contain 0.9 M Li+. What was the concentration of Li2S in the original undiluted solution

Obtain the weight of the person : A person stands on a scale in an elevator. As the elevator starts, the scale has a constant reading of 600 N. Determine the weight of the person

Find the normal force on a person in your car : While driving along a country lane with a constant speed of 12 m/s, you encounter a bump in the road that has a cross section. find the normal force on a 67 kg person in your car as you pass over the top of the bump

Explain how many moles of na+ ions are contained : When 7 mL of a solution containing 2.33 M Na3PO4 is diluted to 30 mL, a dilute solution is formed. How many moles of Na+ ions are contained in 18 mL of the dilute solution

What is the force exerted by the track on car at this point : A roller-coaster car has a mass of 506 kg when fully loaded with passengers. If the vehicle has a speed of 20.5 m/s at point , what is the force exerted by the track on the car at this point

Calculate the maximum speed the vehicle can have : A roller-coaster car has a mass of 506 kg when fully loaded with passengers. What is the maximum speed the vehicle can have

User Account

All Pages