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 fSegment f: Segment [C, F] Segment gSegment g: Segment [C, B] Segment hSegment h: Segment [C, E] Segment iSegment i: Segment [C, J] Segment jSegment j: Segment [C, A] Segment kSegment k: Segment [C, D] Point AA = (-0.46,0.54) Point AA = (-0.46,0.54) Point AA = (-0.46,0.54) Point BB = (6.46,0.52) Point BB = (6.46,0.52) Point BB = (6.46,0.52) Point DD = (0.78,3.12) Point DD = (0.78,3.12) Point DD = (0.78,3.12) Point EE = (5.04, -2.16) Point EE = (5.04, -2.16) Point EE = (5.04, -2.16) Point FF = (5.78,2.9) Point FF = (5.78,2.9) Point FF = (5.78,2.9) Point JJ = (0.32, -1.68) Point JJ = (0.32, -1.68) Point JJ = (0.32, -1.68) Point CC = (2.92,0.48) Point CC = (2.92,0.48) Point CC = (2.92,0.48) 3yâ°text1_2 = “3yâ°”6yâ°text1_1 = “6yâ°”9yâ°text1_3 = “9yâ°”

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 poly1Triangle poly1: Polygon A, B, CArc dArc d: Semicircle through I and JArc eArc e: Semicircle through K and LSegment cSegment c: Segment [A, B] of Triangle poly1Segment aSegment a: Segment [B, C] of Triangle poly1Segment bSegment b: Segment [C, A] of Triangle poly1Segment fSegment f: Segment [B, H] Point AA = (-0.58,3.26) Point AA = (-0.58,3.26) Point AA = (-0.58,3.26) Point BB = (-1.8,0.26) Point BB = (-1.8,0.26) Point BB = (-1.8,0.26) Point CC = (2.74,0.26) Point CC = (2.74,0.26) Point CC = (2.74,0.26) 40â°text1 = “40â°”105â°text1_1 = “105â°”

Image of a Triangle Having 105 Degree of Exterior Angle

Choices

Choice (4)Response

a.

b.

c.

d.

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