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The distance from the pole to the focus is called ______.
Concept: undefined >> undefined
If the focal length of a spherical mirror is 10 cm, what is the value of its radius of curvature?
Concept: undefined >> undefined
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The spherical mirror used in a beauty parlour as make-up mirror is _______.
Concept: undefined >> undefined
Geometric centre of the spherical mirror is ______.
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Numerical problem.
The radius of curvature of a spherical mirror is 25 cm. Find its focal length.
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Ruthvik and Ruha hear a gunshot 2 second after it is fired. How far away from the gun they are standing? (Speed of sound in air is equal to 330ms-1)
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The magnetic strength is _______ at the poles.
Concept: undefined >> undefined
A magnet has _______ magnetic poles.
Concept: undefined >> undefined
Our sun belongs to ________ Galaxy.
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The pigment responsible for browning of apples is ______.
Concept: undefined >> undefined
Brine is a concentrated solution of ______.
Concept: undefined >> undefined
Dissolved gases like sulphur dioxide and nitrogen oxides in rain water causes ________.
Concept: undefined >> undefined
_______ is/are responsible for global warming.
Concept: undefined >> undefined
_______ is the enzyme responsible for browning of vegetables and fruits.
Concept: undefined >> undefined
Define a chemical reaction.
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Is rusting good for iron materials? Explain.
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The gas collected at the cathode on electrolysis of water is
Concept: undefined >> undefined
Define the following.
Latent heat of fusion
Concept: undefined >> undefined
