1. Size of the object to be measured.
2. Level of accuracy required
Wilfykil answered the question on April 15, 2019 at 04:57
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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
.
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)
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Define the following terms; (i)A laboratory (ii)hypothesis (iii)A law or principle (iv)A theorem
(Solved)
Define the following terms;
i)A laboratory
ii)hypothesis
iii)A law or principle
iv)A theorem
Date posted:
April 11, 2019
.
Answers (1)
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State six branches of physics and what they deal with.
(Solved)
State six branches of physics and what they deal with.
Date posted:
April 11, 2019
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Answers (1)
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A ball is thrown horizontally from the top of a building and lands 100 m from the foot
of the building. If the building is 60...
(Solved)
A ball is thrown horizontally from the top of a building and lands 100 m from the foot
of the building. If the building is 60 m high, calculate
a. The time of flight of the ball
b. Initial horizontal component of the velocity
c. Vertical component velocity of the ball just before it hits the ground?
Date posted:
April 10, 2019
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Answers (1)