1. Tension of the string
2. Length of the string
3. Mass per unit length
chrispohmomanyi answered the question on September 28, 2017 at 12:11
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Explain what happens when a negatively charged polythene rod touches the cap of the positively charged electroscope.
(Solved)
Explain what happens when a negatively charged polythene rod touches the cap of the positively charged electroscope.
Date posted:
September 28, 2017
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Answers (1)
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Define the term local action
(Solved)
Define the term local action
Date posted:
September 28, 2017
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Answers (1)
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Explain why solids have definite shapes.
(Solved)
Explain why solids have definite shapes.
Date posted:
September 28, 2017
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Answers (1)
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Describe one method of determining the diameter of the oil drop
(Solved)
Describe one method of determining the diameter of the oil drop
Date posted:
September 27, 2017
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Answers (1)
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State the principle of conservation of energy
(Solved)
State the principle of conservation of energy
Date posted:
September 27, 2017
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Answers (1)
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State any three ways by which power is lost in the transformer.
(Solved)
State any three ways by which power is lost in the transformer.
Date posted:
September 27, 2017
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Answers (1)
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Explain why transformers are used at generating stations to step up the voltage for transmission.
(Solved)
Explain why transformers are used at generating stations to step up the voltage for transmission.
Date posted:
September 27, 2017
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Answers (1)
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Explain why soft iron core is more suitable than steel core for use in the electromagnet.
(Solved)
Explain why soft iron core is more suitable than steel core for use in the electromagnet.
Date posted:
September 27, 2017
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Answers (1)
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Define the term work function.
(Solved)
Define the term work function.
Date posted:
September 27, 2017
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Answers (1)
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Define the term velocity and acceleration.
(Solved)
Define the term velocity and acceleration.
Date posted:
September 27, 2017
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Answers (1)
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Explain why water would boil faster at the mountain top than at the sea level.
(Solved)
Explain why water would boil faster at the mountain top than at the sea level.
Date posted:
September 27, 2017
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Answers (1)
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Explain why mercury does not wet the glass.
(Solved)
Explain why mercury does not wet the glass.
Date posted:
September 27, 2017
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Answers (1)
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Metals cannot be charged by friction. Explain.
(Solved)
Metals cannot be charged by friction. Explain.
Date posted:
September 27, 2017
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Answers (1)
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State three effects produced by an electric current.
(Solved)
State three effects produced by an electric current.
Date posted:
September 27, 2017
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Answers (1)
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Explain why is it easier to open a metallic cap of a glass bottle by inserting it hot water.
(Solved)
Explain why is it easier to open a metallic cap of a glass bottle by inserting it hot water.
Date posted:
September 27, 2017
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Answers (1)
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Define radioisotopes
(Solved)
Define radioisotopes
Date posted:
September 27, 2017
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Answers (1)
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Explain how can a concave mirror be used as a shaving mirror
(Solved)
Explain how can a concave mirror be used as a shaving mirror
Date posted:
September 27, 2017
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Answers (1)
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State the principle of conservation of momentum
(Solved)
State the principle of conservation of momentum
Date posted:
September 27, 2017
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Answers (1)
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State ways of reducing friction between two surfaces
(Solved)
State ways of reducing friction between two surfaces
Date posted:
September 27, 2017
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Answers (1)
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Explain why on a hot day, a dry road may seem to have pools of water when observed from a distance.
(Solved)
Explain why on a hot day, a dry road may seem to have pools of water when observed from a distance.
Date posted:
September 27, 2017
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Answers (1)