Calculate minimum force he must exert to get moving back

Reference no: EM13313618

a contestant in a winter games event pushes a 31 kg block of ice across a frozen lake. the coefficient of static friction is 0.1 and the coefficient of kinetic friction is 0.03 (Assume theta = 23 degrees.)

A) Calculate minimum Force he must exert to get moving back.

B) What is its acceleration once it starts to move if that is maintainted?

Reference no: EM13313618

Questions Cloud

What is temperature in stream downstream of cooling tower : A discharge from a power plant cooling tower has a temperature of 81 degrees C and flows into the stream at a rate of 3 cubic meters per minute. What is the temperature in the stream downstream of the cooling tower discharge

What is the percentage lost by the window : A wall in a house contains a single window. The window consists of a single pane of glass whose area is 0.18 m2 and whose thickness is 7 mm. what is the percentage lost by the window

A person chooses between leisure and consumption : A person chooses between leisure and consumption. The utility derived from any combination of leisure and consumption is given by the formula: u = LC - 88C where u is utility, L is the number of leisure hours per week, and C is the number of dolla..

Determine min horizontal force p required to hold the crate : Determine the minimum horizontal force P required to hold the crate from sliding down the plane. The crate has a mass of 70kg and the coefficient of static friction between the crate and the plane is μs = 0.45.

Calculate minimum force he must exert to get moving back : a contestant in a winter games event pushes a 31 kg block of ice across a frozen lake. the coefficient of static friction is 0.1, Calculate minimum Force he must exert to get moving back

Determine the commissions paid to specific employees of sale : Design a query that will allow the finance department to determine the commissions paid to specific employees of the sales department for the month of December.

Determine when the crates begin to slide at an angle : Crates A and B weigh 300 lb and 110 lb, respectively. They are connected together with a cable and placed on the inclined plane. If the angle θ is gradually increased, determine when the crates begin to slide.

What is the linear speed of a point on its edge : a grindstone has a radius of 6.00 cm and rotates at 7000 rpm. What is the linear speed of a point on its edge

Determine the inclination theta of the ladder : Determine the inclination θ of the ladder if the coefficient of static friction between the friction pad A and the ground is μs= 0.3. Assume the wall at B is smooth. The center of gravity for the man is at G.

User Account

All Pages