EASY
9th CBSE
IMPORTANT
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The mass of a solid iron cube of side 4 cm is to be determined. Of the four spring balances available, the one best suited for this purpose would have

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Important Questions on Multiple-Choice Questions 1

MEDIUM
9th CBSE
IMPORTANT
The measuring range of a measuring cylinder is 50 mL. If its least count is 0.5 mL, then the space between 15 mL and 20 mL should be divided into 
EASY
9th CBSE
IMPORTANT
For determining the density of a copper piece using a spring balance and a measuring cylinder, Seema carried out the following procedure:
i. Noted the water level in the measuring cylinder without the copper piece.
ii. Immersed the copper piece in the water.
iii. Noted the water level in the measuring cylinder with the copper piece inside it.
iv. Removed the copper piece from the water and immediately weighed it using a spring balance.
The wrong step in the procedure is
EASY
9th CBSE
IMPORTANT

Four measuring cylinders with different least counts are shown in figures A, B, C and D. The most suitable cylinder for measuring the volume of a cube of side nearly 1 cm is.

EASY
9th CBSE
IMPORTANT
Three students A, B, and C determined the volume of the solid by immersing it in water in the overflow cans set-up as shown. The result obtained will be wrong for
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EASY
9th CBSE
IMPORTANT
If we want to determine the volume of a solid by immersing it in water, the solid should be:
EASY
9th CBSE
IMPORTANT

In an experiment to establish the relation between loss in weight of an immersed solid with the weight of water displaced by it, the correct set-up is shown in figure is :

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EASY
9th CBSE
IMPORTANT
A given solid is weighed in air using a spring balance. It is then weighed by immersing it fully, in each of the three vessels containing water, as shown. Its weight when immersed, will be
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