NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension: Questions 871 - 875 of 1058

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Question number: 871

» Mathematics » Quadratic Equations

MCQ▾

Question

If Equation and Equation are the roots of the equationEquation , then an equation whose roots are Equation and Equation is

Choices

Choice (4) Response

a.

ax2- bx + c = 0

b.

cx2+ ax + b = 0

c.

bx2 + ax + c = 0

d.

cx2+ bx + a = 0

Question number: 872

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

The permanent magnet is made from which one of the following substances?

Choices

Choice (4) Response

a.

Ferromagnetic

b.

Paramagnetic

c.

Diamagnetic

d.

Electromagnetic

Question number: 873

» History » Introduction and Sources of Ancient Indian History

MCQ▾

Question

The three tribal principalities mentioned in Ashokan inscriptions of the 3rd century BC and in Kharavela inscription of the first century BC

Choices

Choice (4) Response

a.

Ikshvakus, Vakatakas and Pandyas

b.

Cholas, Pandyas and Cheras

c.

Pallavas, Cholas and Pandyas

d.

Vakatakas, Cholas and Satvahans

Question number: 874

» Mathematics » Basic Geometry

MCQ▾

Question

S1and S2 are two circles on a plane with radius 4 cm and 2 cm, respectively and the distance between their centers is 3 cm. Which one of the following statements is true?

Choices

Choice (4) Response

a.

S1 andS2 touch each other internally

b.

S1and S2intersect in two distinct points

c.

S2lies entirely within the circle S1

d.

S1 and S2 touch each other externally

Question number: 875

» Chemistry » Structure of Atom

MCQ▾

Question

Dry ice used to preserve food using non-cyclic refrigeration is the solid form of

Choices

Choice (4) Response

a.

CO2

b.

CO

c.

NO2

d.

N2

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