What is the average force on the projectile

Reference no: EM1313282

Q1. A polar bear of mass 436 kg stands on an ice floe 58.10 cm thick. What is the minimum area of floe that will just support the bear in saltwater of density of 1030 kg/m3? The specific gravity of ice is 0.88.

Q2. Cannon has a barrel 9.30 m long and fires a 3.60 kg projectile with the muzzle velocity of 89.8 m/s. What is the average force (in N) on the projectile?

Reference no: EM1313282

Questions Cloud

Determining risk of developing type 2 diabetes : Describe the most suitable measure of incidence of diabetes in this scenario? Find the risk (ie measure of Incidence identified in part c) of developing type 2 diabetes among females in this community.

Hypothesis testing at significance level : At the .01 significance level, can the manufacturer conclude that the price reduction resulted in an increase in sales?

Amortization of discount on issue of debentures : Amortization of discount on issue of debentures - Carson uses the sum-of-the-years-digits method of depreciation. What should the accumulated depreciation be at 31st December, 2008

What is the speed of the block : A car of mass 1800 travelling at 60.7 enters a banked turn covered with ice. The road is banked at an angle, and there is no friction between the road and the car's tires. Use = 9.80 throughout the problem.

What is the average force on the projectile : A polar bear of mass 436 kg stands on an ice floe 58.10 cm thick. What is the minimum area of floe that will just support the bear in saltwater of density of 1030 kg/m3? The specific gravity of ice is 0.88.

Acceleration of the moving point : A point moves along the x-axis with its position, x, at time t given by x(t) = t3 - 3t2 + 2t - 1. Which of the following is the acceleration when t = 2?

Comparitive advantage for two countries : Assume labor is the only cost of production and labor coefficients (hours of labor required per unit of output) in MACONDO and KRYPTON for each good are as follows:

Evaluate the term capital budgeting : Evaluate the term Capital budgeting and What is the yield to call of Hood Corporation's bonds

Determining prevalence, incidence rate of cervical cancer : Explain the prevalence of the cervical cancer in 1999 and 2004? Specify how many women were at the risk of developing the cervical cancer before being screened in: 1999, and 2004.

User Account

All Pages