Trapped steam inside the cooker increases the pressure. Increase in pressure lowers the boiling point of water. and thus vegetables cook faster.
chrispohmomanyi answered the question on October 1, 2017 at 08:21
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Explain why Nickel-Chromium alloy is suitably used in electric heating elements.
Date posted: October 1, 2017. Answers (1)
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State advantages of using mercury other than alcohol as a thermometric liquid.
Date posted: October 1, 2017. Answers (1)
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Distinguish between diffraction and interference as used in waves.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Explain the effect of wavelength and frequency of light as it passes from one medium to another of greater optical density.
Date posted: October 1, 2017. Answers (1)
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State coulomb's law of electrostatic charges.
Date posted: October 1, 2017. Answers (1)
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Explain why an object falling from a great height will attain a constant velocity.
Date posted: October 1, 2017. Answers (1)
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Explain why vaseline is applied on terminals of a lead acid accumulator after cleaning them.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Explain why farm tractors have wide rear tyres.
Date posted: October 1, 2017. Answers (1)
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Explain how radiations may be used to ensure that containers are filled up with equal amount of content.
Date posted: October 1, 2017. Answers (1)
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State two properties that distinguish cathode rays from x-rays.
Date posted: October 1, 2017. Answers (1)
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State a substance whose relative density is 1.
Date posted: October 1, 2017. Answers (1)
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Define relative density.
Date posted: October 1, 2017. Answers (1)
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State any difference between dry cells and an accumulator.
Date posted: October 1, 2017. Answers (1)
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An automobile electrician notices that by replacing a wire, it becomes hot and its insulation burns off. Explain the most probable mistake she made.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
- An extension of 1.0 cm was caused on a spring by an object of weight 40 N.
a. What is the spring constant of the spring
b. What is...(Solved)
An extension of 1.0 cm was caused on a spring by an object of weight 40 N.
a. What is the spring constant of the spring
b. What is the weight of an object that would cause an extension of 1.4 cm at the end of the same spring.
Date posted: October 1, 2017. Answers (1)