NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 402 - 404 of 2000

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Question number: 402

» Mathematics » Circles

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MCQ▾

Question

The length l of a tangent, drawn from a point A to a circle is of the radius r. The shortest distance from A to the circle is

Choices

Choice (4) Response

a.

b.

c.

d.

r

Question number: 403

» Chemistry » Matter

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MCQ▾

Question

The three states of matter are represented by diagrams X, Y and Z.

Three states of matter are represented by diagrams X,Y and Z.

Three States of Matter Are Represented by Diagrams X, Y and Z.

Three states of matter are represented by diagrams X, Y and Z.

Which change occurs during condensation?

Choices

Choice (4) Response

a.

Z to X

b.

X to Y

c.

X to Z

d.

Y to X

Question number: 404

» Mathematics » Lines and Angles

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MCQ▾

Question

From the adjoining figure the value of is

Arc c Arc c: Semicircle through F and G Arc d Arc d: Semicircle through G and H Arc e Arc e: Semicircle through I and F Segment f Segment f: Segment [A, B] Segment g Segment g: Segment [C, D] Segment h Segment h: Segment [C, E] Point A A = (-0.46,0.54) Point A A = (-0.46,0.54) Point A A = (-0.46,0.54) Point B B = (6.46,0.52) Point B B = (6.46,0.52) Point B B = (6.46,0.52) Point C Point C: Point on f Point C Point C: Point on f Point C Point C: Point on f Point D D = (0.22,2.76) Point D D = (0.22,2.76) Point D D = (0.22,2.76) Point E E = (4.06,3.72) Point E E = (4.06,3.72) Point E E = (4.06,3.72) xâ° text1 = “xâ°” 3xâ° text1_1 = “3xâ°” 5xâ° text1_2 = “5xâ°”

Image of Three Adjoining Angles

Representing the image of three adjoining angles

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

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