Questions by Zhenglei

Questions by Zhenglei

Can someone answer 13??? Please help!!!

asked Jan 19, 2021

2 answers

3 votes

62.6k views

A bowling ball has a mass of 1.3 kg, a moment of inertia of 0.075088 kg · m2 , and a radius of 0.38 m. It rolls along the lane without slipping at a linear speed of 3 m/s. What is the total kinetic energy

asked Nov 15, 2020

1 answer

3 votes

82.6k views

50 POINTS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! There never was a time when the world was without fire, but there was a time when men did not know how to kindle

asked Oct 26, 2020

1 answer

4 votes

65.1k views

What is the total surface area of the square pyramid below? question above

asked Aug 19, 2020

1 answer

3 votes

165k views

A 50g mass is placed on a straight air track sloping at an angle of 45° to the horizontal. Calculate in metre per second, the acceleration of the load as it slides down and also the distance it will be

asked Jun 28, 2020

1 answer

1 vote

177k views

An asset has an adjusted cost basis of $2,400 with a $600 salvage value at the end of its depreciable life of 8 years. Using straight-line (SL) method, please find the annual depreciation dk. Please only

asked May 11, 2020

1 answer

1 vote

86.1k views

The cost (in dollars) of items on a lunch menu are 9, 14, 6, 16, 10 what is the mean

asked Feb 17, 2020

2 answers

1 vote

71.0k views

HELPPP!! pleaseee i need help can someone help me.

asked Feb 8, 2020

2 answers

3 votes

186k views

Which section of the OSH Act prohibits employers from discriminating against workers for exercising their safety and health rights?

asked Feb 2, 2019

1 answer

4 votes

99.7k views

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