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In an experiment to estimate the height of a tree in Nyabururu Girls’ Secondary School compound, Grace recorded the following data.
(Solved)
In an experiment to estimate the height of a tree in Nyabururu Girls’ Secondary School compound, Grace recorded the following data.
I. Length of shadow of the tree= 1000cm
II. Length of shadow of the rod = 200cm
III. Height of the rod = 100cm
Determine the height of the tree
Date posted:
April 15, 2019
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Answers (1)
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Give the sources of Error When Using a Meter Rule
(Solved)
Give the sources of Error When Using a Meter Rule
Date posted:
April 15, 2019
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Answers (1)
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Which factors are Considered When Choosing an Instrument for Measuring Lengths?
(Solved)
Which factors are Considered When Choosing an Instrument for Measuring Lengths?
Date posted:
April 15, 2019
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Answers (1)
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Give reasons for Establishing SI Units?
(Solved)
Give reasons for Establishing SI Units?
Date posted:
April 13, 2019
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Answers (1)
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Show the relationship between Physics, Other Subjects and Technology
(Solved)
Show the relationship between Physics, Other Subjects and Technology
Date posted:
April 13, 2019
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Answers (1)
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What does the study of physics entail?
(Solved)
What does the study of physics entail?
Date posted:
April 13, 2019
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Answers (1)
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What is the definition of Physics?
(Solved)
What is the definition of Physics?
Date posted:
April 13, 2019
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Answers (1)
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An object is placed (a) 18cm and (b) 4cm in front of a concave mirror of focal length 12cm. Determine the position and nature of the...
(Solved)
An object is placed
a) 18cm and
b) 4cm in front of a concave mirror of focal length 12cm.
Determine the position and nature of the image formed in each case;
Date posted:
April 11, 2019
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Answers (1)
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An object is placed 30cm from a concave mirror of focal length 20cm. Calculate;
a. Image position
b. Magnification
(Solved)
An object is placed 30cm from a concave mirror of focal length 20cm. Calculate;
a. Image position
b. Magnification
Date posted:
April 11, 2019
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Answers (1)
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State the laws of reflection which apply to both concave and convex mirrors
(Solved)
State the laws of reflection which apply to both concave and convex mirrors.
Date posted:
April 11, 2019
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Answers (1)
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Define the term aperture
(Solved)
Define the term aperture.
Date posted:
April 11, 2019
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Answers (1)
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Find the moment of force in the figure below
(Solved)
Find the moment of force in the figure below
Date posted:
April 11, 2019
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Answers (1)
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Find the moment of force in the figure below, if F=10N and d=30cm
(Solved)
Find the moment of force in the figure below, if F=10N and d=30cm
Date posted:
April 11, 2019
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Answers (1)
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Find the reading in the figure below.If it has a zero error of -0.03
(Solved)
Find the reading in the figure below.If it has a zero error of -0.03
Date posted:
April 11, 2019
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Answers (1)
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What does Self demagnetisation mean?
(Solved)
What does Self demagnetisation mean?
Date posted:
April 11, 2019
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Answers (1)
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What does Shielding a magnetic material mean?.
(Solved)
What does Shielding a magnetic material mean?.
Date posted:
April 11, 2019
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Answers (1)
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What is meant by the term magnetic lines of force-
(Solved)
What is meant by the term magnetic lines of force-
Date posted:
April 11, 2019
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Answers (1)
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Define the term magnetic field
(Solved)
Define the term magnetic field.
Date posted:
April 11, 2019
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Answers (1)
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The diagram below shows the magnetic field pattern between two magnets, P and Q
(Solved)
The diagram below shows the magnetic field pattern between two magnets, P and Q
State which of the two magnets P and Q is stronger. Explain
Date posted:
April 11, 2019
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Answers (1)
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Define the following terms (i)Area (ii)Volume (iii)Mass (iv)Density
(Solved)
Define the following terms
(i)Area
(ii)Volume
(iii)Mass
(iv)Density
Date posted:
April 11, 2019
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Answers (1)