Questions by Mafu Josh

Questions by Mafu Josh

A power cycle receives 1000 Btu by heat transfer from a reservoir at 10008F and discharges energy by heat transfer to a reservoir at 3008F. The thermal efficiency of the cycle is 75% of that for a reversible

asked Oct 8, 2021

1 answer

2 votes

60.6k views

Elements in the same period have the same ________________________.

asked Sep 14, 2021

1 answer

1 vote

230k views

Imagine you are given the diameter of a circle and asked to find its volume. Select the statement that describes what you should do.

asked Jul 8, 2021

1 answer

0 votes

164k views

Simplify the expression 6s + 9c - 2s

asked Jun 2, 2021

2 answers

0 votes

117k views

What form is energy in when it enters a food chain and when it leaves a food chain

asked Jan 14, 2021

1 answer

1 vote

25.6k views

"Highest good is like water. Because water excels in benefiting the myriad creatures without contending with them and settles where none would like to be, it comes close to the way." Confucianism, Daoism,

asked Nov 4, 2020

1 answer

3 votes

212k views

Tamara is making a large omelet and needs 1/ 2 cup of chopped tomatoes. She only has a 1 /8 -cup measuring cup. How many times should Tamara fill this measuring cup for the tomatoes?

asked Oct 23, 2020

2 answers

1 vote

89.8k views

Describe the electoral system currently used in Great Britain for the lower house of its legislative

asked Sep 2, 2020

1 answer

1 vote

115k views

Choose one of the following natural disasters. You may choose one that might occur in your community. Then, using the three parts of an emergency preparedness plan, describe what your family would do during

asked Jul 22, 2020

2 answers

4 votes

192k views

What file extension is used to name a compressed folder

asked Sep 18, 2019

1 answer

4 votes

54.3k views

Suppose you invest $2000 at an annual interest rate of 5.1% compounded continuously. How much will you have in the account after 3 years?

asked Jan 6, 2019

1 answer

1 vote

204k views

How does Crusoe differ from the English and Spanish masters he left behind to develope the island?

asked Nov 23, 2018

2 answers

3 votes

11.9k views

A 13 g bullet traveling 213 m/s penetrates a 2.0 kg block of wood and emerges cleanly at 152m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?

asked May 9, 2017

1 answer

2 votes

189k views

Which of the following causes a precipitate to form? A. Atoms combining in a solution to form a solid B. Volcanoes erupting and magma cooling C. Lava crystallizing D. Minerals undergoing changes in pressure

asked Jan 18, 2017

2 answers

4 votes

154k views

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