Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 678 - 683 of 989

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Question 678

Mathematics
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Question

MCQ▾

The perimeter of a rhombus is 48 cm and one of its diagonals is 18 cm. The length of the other diagonal is

Choices

Choice (4)Response

a.

16 cm

b.

32 cm

c.

36 cm

d.

9 cm

Question 679

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Question

MCQ▾

If the radii of the circular ends of a conical bucket are 15 cm and 8 cm and the height is 28 cm. The capacity of the bucket is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 680

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Question

MCQ▾

If the radii of the circular ends of a conical bucket are 18 cm and 9 cm and the height is 36 cm. The capacity of the bucket is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 681

Mathematics
Edit

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question 682

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Question

MCQ▾

A hemispherical bowl is made of steel of 1 cm thickness. The inner radius of the bowl is 20 cm. The volume of steel used is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 683

Edit

Question

MCQ▾

Which of the following graph represents ?

Choices

Choice (4)Response

a.

Vector uVector u: Vector [A, C] Vector uVector u: Vector [A, C] Vector vVector v: Vector [A, D] Vector vVector v: Vector [A, D] Point AA = (-2,0) Point AA = (-2,0) Point AA = (-2,0) Point BB = (1,3) Point BB = (1,3) Point BB = (1,3) (1,3)text1 = ” (1,3) “(-2,0)text1_1 = ” (-2,0) “

b.

Vector uVector u: Vector [A, C] Vector uVector u: Vector [A, C] Vector vVector v: Vector [A, D] Vector vVector v: Vector [A, D] Point AA = (-3,0) Point AA = (-3,0) Point AA = (-3,0) Point BB = (3,1) Point BB = (3,1) Point BB = (3,1) (3,1)text1 = ” (3,1) “(-3,0)text1_1 = ” (-3,0) “

c.

Vector uVector u: Vector [A, C] Vector uVector u: Vector [A, C] Vector vVector v: Vector [A, D] Vector vVector v: Vector [A, D] Point AA = (-2, -1) Point AA = (-2, -1) Point AA = (-2, -1) Point BB = (4,2) Point BB = (4,2) Point BB = (4,2) (4,2)text1 = ” (4,2) “(-1, -2)text1_1 = ” (-1, -2) “

d.

Vector uVector u: Vector [A, C] Vector uVector u: Vector [A, C] Vector vVector v: Vector [A, D] Vector vVector v: Vector [A, D] Point AA = (-2, -4) Point AA = (-2, -4) Point AA = (-2, -4) Point BB = (5,4) Point BB = (5,4) Point BB = (5,4) (5,4)text1 = ” (5,4) “(-2, -4)text1_1 = ” (-2, -4) “