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A copper cable is 1.2 km long and has a cross-sectional area of 5 mm^2. Find its resistance at 80°C if at 20°C the resistivity of copper is 0.02*10^-6ohm m and its temperature coefficient of resistance
answered Nov 1, 2023
5 votes
82.2k views
The general direction in which a graph is moving is called a(n)
answered Oct 20, 2023
10 votes
137k views
What is the degree of the following polynomial? 2x^7+4-3x^3+5x^8-4x
answered Jun 28, 2023
5 votes
119k views
A ball is thrown from the top row of seats in a stadium. The function h(t)=-16t^2+80t+96 gives the height, t, in feet, of the ball t seconds after it is thrown. How long will it be before the ball hits
answered May 19, 2023
10 votes
138k views
What was the story of Water to wine
answered Dec 18, 2022
4 votes
41.0k views
The diameter of a bicycle wheel is 60 centimeters. How far does the wheel travel when it makes 35 revolutions?
answered Oct 7, 2022
7 votes
177k views
The San Andreas fault lies along the boundary of the: North American and Pacific plates South American and Pacific plates North American and South American plates Antarctic and Eurasia plates ​
answered Jul 21, 2022
3 votes
108k views
How can you remove energy from matter
answered Jul 16, 2022
7 votes
41.9k views
Name of 70 countries which conduct transparency International​
answered Jul 14, 2022
7 votes
177k views
The pressure at the bottom of a cylindrical container with a cross-sectional area of 45.5 cm2 and holding a fluid of density 420 kg/m3 is 115 kPa. (a) Determine the depth of the fluid. How is the pressure
answered Apr 23, 2022
10 votes
145k views
Do you think the soda ban is fair? If you support the soda ban, explain why you think it will work. If you do not support the soda ban, come up with a better approach for the problem.
answered Jan 9, 2022
12 votes
16.8k views
10x+7=87 record steps
answered Dec 9, 2021
3 votes
24.8k views
What is the product? 5 [ 2 3 4 9 -1 -7 11 5 -3]​
answered Dec 2, 2021
2 votes
27.2k views
On Saturday, Smoothie Central made $1300 in sales. On Sunday, they made $900 in sales. What is the percent of change from Saturday to Sunday?
answered Nov 29, 2021
3 votes
199k views
One thing that surprised you - this should be related to the idea of culture. This is about Ramadan the holiday that Muslim celebrate. They pray for 30 days and don’t eat for 30 days. Its about self improvement
answered Nov 19, 2021
4 votes
26.2k views
English... ELA.... 6th grade...
answered Sep 24, 2021
3 votes
21.8k views
Carlos bought 3 pounds of carrots how many ounces of carrots did he buy?
answered Aug 13, 2021
5 votes
149k views
According to the Writing Process, writers should always make a formal outline using Roman numerals. True False
answered Aug 2, 2021
2 votes
10.3k views
A company that makes hair care products at 7000 people trying to shampoo of the 7000 people 28 had a mild allergic reaction what percent of the people had a mild allergic reaction
answered Jul 28, 2021
2 votes
187k views
Prior to Muhammad’s teachings, Arabs were polytheistic. A. TrueB. False
answered Jun 21, 2021
4 votes
178k views
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