NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 389 - 391 of 2000

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Question number: 389

» Chemistry » Matter

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MCQ▾

Question

The pressure on 60ml of a gas is changed from 760mm to 900mm. What is the new volume at the same temperature?

Choices

Choice (4) Response

a.

900 mm

b.

56.66 ml

c.

50.66 ml

d.

38.0 ml

Question number: 390

» Mathematics » Lines and Angles

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Question

From the adjoining figure the value of y is

Segment f Segment f: Segment [C, F] Segment g Segment g: Segment [C, B] Segment h Segment h: Segment [C, E] Segment i Segment i: Segment [C, J] Segment j Segment j: Segment [C, A] Segment k Segment k: Segment [C, D] 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 D D = (0.78,3.12) Point D D = (0.78,3.12) Point D D = (0.78,3.12) Point E E = (5.04, -2.16) Point E E = (5.04, -2.16) Point E E = (5.04, -2.16) Point F F = (5.78,2.9) Point F F = (5.78,2.9) Point F F = (5.78,2.9) Point J J = (0.32, -1.68) Point J J = (0.32, -1.68) Point J J = (0.32, -1.68) Point C C = (2.92,0.48) Point C C = (2.92,0.48) Point C C = (2.92,0.48) 3yâ° text1_2 = “3yâ°” 6yâ° text1_1 = “6yâ°” 9yâ° text1_3 = “9yâ°”

Image of an Adjoining Figure Making Six Angles

Representing the image of an adjoining figure making six angles

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 391

» Mathematics » Triangles

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Question

An exterior angle of a triangle is and one of the interior of opposite angles is . Then the other two angles of a triangle are

Triangle poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through I and J Arc e Arc e: Semicircle through K and L Segment c Segment c: Segment [A, B] of Triangle poly1 Segment a Segment a: Segment [B, C] of Triangle poly1 Segment b Segment b: Segment [C, A] of Triangle poly1 Segment f Segment f: Segment [B, H] Point A A = (-0.58,3.26) Point A A = (-0.58,3.26) Point A A = (-0.58,3.26) Point B B = (-1.8,0.26) Point B B = (-1.8,0.26) Point B B = (-1.8,0.26) Point C C = (2.74,0.26) Point C C = (2.74,0.26) Point C C = (2.74,0.26) 40â° text1 = “40â°” 105â° text1_1 = “105â°”

Image of a Triangle Having 105 Degree of Exterior Angle

Representing the image of a triangle having 105 degree of exterior angle

Choices

Choice (4) Response

a.

b.

c.

d.

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