An athlete at a gymnasium holds a 3.0kg steel ball in his, Ask an Expert

Academics

An athlete at a gymnasium holds a 3.0kg steel ball in his hand. His arm is 70cm long and has a mass of 4.0kg. What is the magnitude of the torque about his shoulder if he holds his arm

a) straight out to his side, parallel to the floor?

b) straight, but 45 degrees below horizontal?

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M9399742

Have any Question?Write your Review or question?

Related Questions in Physics

Question rotational kinetic energy and conservation of

Question: Rotational Kinetic Energy and Conservation of Energy Ranking Task The five objects of various masses, each denoted m, all have the same radius. They are all rolling at the same speed as they approach a curved i ...

Question a rocket is launched straight up from the earths

Question: A rocket is launched straight up from the earth's surface at a speed of 1.80×104 m/s. What is its speed when it is very far away from the earth? The response must be typed, single spaced, must be in times new r ...

Question a stretched spring stores 22 of energy how much

Question: A stretched spring stores 2.2 of energy. How much energy will be stored if the spring is stretched three times as far? The response must be typed, single spaced, must be in times new roman font (size 12) and mu ...

Question you release a fritionless cart at the top of each

Question: You release a fritionless cart at the top of each of the 2 ramps. Both carts are released from rest. The ramps have the same height as each other at the starting and finishing points. One has a small bump up th ...

Question a superball with mass m equal to 50 grams is

Question: A superball with mass m equal to 50 grams is dropped from a height of hi = 1.5 m . It collides with a table, then bounces up to a height of hf= 1.0m. The duration of the collision (the time during which the sup ...

Question pluto moves in a fairly elliptical orbit around

Question: Pluto moves in a fairly elliptical orbit around the sun. Pluto's speed at its closest approach of 4.43Ã-109km is 6.12 km/s. Part A: What is Pluto's speed at the most distant point in its orbit, where it is 7.30 ...

Question a slab of insulating material of uniform thickness

Question: A slab of insulating material of uniform thickness d, lying between -d/2 to +d/2 along the x axis, extends infinitely in the y and z directions. The slab has a uniform charge density Ï. The electric field is z ...

Question a solenoid 400 cm in diameter and100 cm long has

Question: A solenoid 4.00 cm in diameter and10.0 cm long has 500 turns and carries a current of 15.0 A. Calculate the magnetic flux through the circular cross-sectional area of the solenoid. The response must be typed, s ...

Question what is the purpose of the rheostat in the

Question: What is the purpose of the rheostat in the resistance and resistivity experiment? 1) to limit the current in the circuit. 2) to overheat. 3) as an aid to adjusting the current in the circuit. 4) it is the resis ...

Question a satellite orbiting the moon very near the

Question: A satellite orbiting the moon very near the surface has a period of 110 min. What is the moon's acceleration due to gravity? The response must be typed, single spaced, must be in times new roman font (size 12) ...

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