CBSE (UGC) NET Paper 1 Questions (Part 1 of 30)
GENERAL SCIENCE: Paper I (PART A)

If the speed of light (3 × 10^{8} m/s) and the mean radius of the earth (6 × 10^{3} km) are taken to be the units of speed and length respectively, then the value of the new unit of acceleration expressed in m/s2 will be

1.5 × 10^{10}

50

0.02

1.2 × 10^{5}


The minimum number of multiplications required to evaluate the expression a + bx + cx2 + dx3 + ex4 is

4

5

3

7


Consider the function f (x) = x (1 + x) for x = 1, 1 The function

attains minima at x = ½ and½

is discontinuous in the given interval

is negative at a few points in the given interval

has a maximum at x = ½


Which of the following distributions has the smallest variance?

One way to determine whether a number (n) is prime or not is to divide it by numbers less than itself. The number of divisions required is

n/2

n ½ and ½ 1

2n

less than n


The angular velocity vector of the Earth's rotation points

from east to west

from west to east

from north to south

from south to north


The top of a mountain is at an elevation of 45½ from one bank of a river and at an elevation of 60½ from the other bank. If the river has a width of 1 km, what is the height [in km] of the mountain?

½

3

3/1 + 3

sqrt (3) + 1


On a cold day, a copper vessel feels colder to touch than a glass bowl. What is the reason for this?

Glass does not cool down as easily as copper does

Glass is a poor conductor of heat compared to copper

The specific heat of glass is higher than that of copper

Glass radiates more heat than copper does


If the distance between two bodies of masses m1 and m2 is doubled, the gravitational force between them

doubles

halves

becomes onefourth

remains the same


A cricket ball and a football are dropped simultaneously from the top of Qutub Minar Which of the following best describes their subsequent behaviour?

They touch the ground at the same instant

They touch the ground with the same velocity

The cricket ball reaches before the football

The football reaches before the cricket ball

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The answers for 10 July 2016 CBSE NET Paper 1 are available at  https://www.youtube.com/watch?v=kCulT5ZL4tk Examrace on