It is the acceleration generated when an object is moving in a circular motion with an attraction towards the center of rotation.
Githiari answered the question on September 18, 2017 at 08:43
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A measuring cylinder contains 20cm3 of water. 10cm3 of salt is added and stirred. Explain why the volume is not 30cm^3.
(Solved)
A measuring cylinder contains 20cm3 of water. 10cm3 of salt is added and stirred. Explain why the volume is not 30cm3.
Date posted:
September 18, 2017
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Answers (1)
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A pipe of radius 0.4cm is connected to another pipe of radius 0.6cm. If water flows in the wider pipeat a speed of 5ms-1. What...
(Solved)
A pipe of radius 0.4cm is connected to another pipe of radius 0.6cm. If water flows in the wider pipe
at a speed of 5ms-1. What is the speed in the narrower pipe
Date posted:
September 18, 2017
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Answers (1)
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Explain why a car feels lighter as it travels at a higher velocity.
(Solved)
Explain why a car feels lighter as it travels at a higher velocity.
Date posted:
September 18, 2017
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Answers (1)
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Water wets clean surfaces of glass but not waxed ones. Explain
(Solved)
Water wets clean surfaces of glass but not waxed ones. Explain
Date posted:
September 18, 2017
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Answers (1)
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Name all the forces acting on the mass suspended from a spring balance
(Solved)
Name all the forces acting on the mass suspended from a spring balance
Date posted:
September 18, 2017
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Answers (1)
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State any three effects of force
(Solved)
State any three effects of force.
Date posted:
September 18, 2017
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Answers (1)
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Explain why aquatic animals are able to survive under water when the surface is already frozen.
(Solved)
Explain why aquatic animals are able to survive under water when the surface is already frozen.
Date posted:
September 16, 2017
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Answers (1)
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Define the following terms as applied to curved mirrors. (a) Principal axis. (b) Centre of curvature(c) Principal focus
(Solved)
Define the following terms as applied to curved mirrors.
a) Principal axis.
b) Centre of curvature.
c) Principal focus.
Date posted:
September 16, 2017
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Answers (1)
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Differentiate between the images formed by a convex mirror and a pinhole camera
(Solved)
Differentiate between the images formed by a convex mirror and a pinhole camera
Date posted:
September 16, 2017
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Answers (1)
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State three properties of a liquid used in the thermometer
(Solved)
State three properties of a liquid used in the thermometer
Date posted:
September 16, 2017
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Answers (1)
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Distinguish between cohesive and adhesive forces.
(Solved)
Distinguish between cohesive and adhesive forces.
Date posted:
September 16, 2017
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Answers (1)
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When mercury in a glass thermometer is used to measure the temperature of hot water, it is observed
that the mercury level first drops before beginning...
(Solved)
When mercury in a glass thermometer is used to measure the temperature of hot water, it is observed
that the mercury level first drops before beginning to rise. Explain.
Date posted:
September 16, 2017
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Answers (1)
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A metal ball is cooled.State how the density of the ball will be affected
(Solved)
A metal ball is cooled, state how the density of the ball will be affected
Date posted:
September 16, 2017
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Answers (1)
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Explain how air enters the barrel of a Bunsen burner when the gas supply is opened.
(Solved)
Explain how air enters the barrel of a Bunsen burner when the gas supply is opened.
Date posted:
September 16, 2017
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Answers (1)
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Explain how dynamic lift of the aeroplane is caused by the wings
(Solved)
Explain how dynamic lift of the aeroplane is caused by the wings
Date posted:
September 16, 2017
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Answers (1)
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Define the term streamline flow.
(Solved)
Define the term streamline flow.
Date posted:
September 16, 2017
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Answers (1)
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Explain how heat loss by radiation is minimized in a vacuum flask.
(Solved)
Explain how heat loss by radiation is minimized in a vacuum flask.
Date posted:
September 16, 2017
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Answers (1)
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State one factor which affects stability of objects.
(Solved)
State one factor which affects stability of objects.
Date posted:
September 16, 2017
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Answers (1)
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A meter rule is balanced by masses of 18g and 12g suspended from its ends. Find the position of its pivot point.
(Solved)
A meter rule is balanced by masses of 18g and 12g suspended from its ends. Find the position of its pivot point.
Date posted:
September 16, 2017
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Answers (1)
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The volume of a fixed mass of gas collected at 73°C is 0.04m³ at normal atmospheric pressure. Determine the volume when the temperature drops to...
(Solved)
The volume of a fixed mass of gas collected at 73⁰C is 0.04m³ at normal atmospheric pressure. Determine the volume when the temperature drops to 10⁰C at the same pressure.
Date posted:
September 16, 2017
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Answers (1)