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blondinia [14]
3 years ago
12

State the reason why wick lamps are made of cotton

Physics
1 answer:
ad-work [718]3 years ago
6 0

Answer:

<em>Reason:- We use cotton to make the wick of a spirit lamp because cotton has thread strands which act like fine capillaries and help in drawing up a steady supply of oil in the lamp for burning by capillary action</em>

Explanation:

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A 3.00-kg ball swings rapidly in a complete vertical circle of radius 2.00 m by a light string that is fixed at one end. The bal
Hoochie [10]

Answer:

The ball moves from lowest to highest point:

W = M g h = 3 * 9.8 * 4 = 118 J

This is work done "against" gravity so work done by gravity is -118 J

The tension of the string does no work because the tension does not

move thru any distance   W = T * x = 0 because the length of the string is fixed.

5 0
3 years ago
Which method is not a technique currently used by ocean scientists to map the topography of the ocean floor?
raketka [301]

Answer:

Magnetometer

Explanation:

Magnetometer technique is not using by scientists for studying the ocean floor.The scientists currently is using SONAR ( sound navigation and ragging) technique for studying the ocean floor.SONAR is used sound waves sound waves for studying the ocean floor or we can say that SONAR is based on sound propagation.

Therefore answer is Magnetometer

4 0
3 years ago
If two connected points objects pass through the same set of three points, the shapes created by each will be identical, regardl
djverab [1.8K]

Answer:

True

Explanation:

It Depends on the order in which each object was plotted, if two connected points objects pass through the same set of three points, the shapes created by each point may be different

7 0
3 years ago
One particle has a charge of -1.87 x 10-9 C, while another particle has a charge of -1.10 x 10-9 C. If the two particles are sep
bogdanovich [222]

Answer:D 7.41 x 10-6 N

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5 0
2 years ago
What do you call the procedure that helps you determine the volume of an irregularly shaped object, while using a graduated cyli
Lena [83]
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