Board Maharashtra  State Council of Educational Research and Training [SCERT] Class Class 10th / SSC Download Question Bank With Answer Key Medium English Subject Science & Technology [Part I & II] Document Type PDF Official Website https://maa.ac.in/index.php?tcf=home

## Maharashtra SSC Science & Technology Question Bank

Maharashtra  State Council of Educational Research and Training, Pune Class 10th/SSC  Science & Technology Question Bank With Answer Key March 2021

 Class & Subjects Question Bank • Class X  Science & Technology Part I • Class X  Science & Technology Part II Download Download

## Maharashtra Class X Science & Technology Sample Questions

Que 1: Choose the correct option in the multiple choice answer for the following questions:- ( 1 mark each)

1) A ……. Is necessary to change the speed as well as the direction of motion of an object.
a) force
b) inertia
c) momentum
d) motion

2) The orbit of a planet revolving around a star is ……
a) circular
b) linear
c) towards the focal point
d) elliptical

3)The square of its period of revolution around the sun is directly proportional to the ……….. of the mean distance of a planet from the sun.
a) square
b) square root
c) cube
d) cube root

4) The gravitational force between two bodies is directly proportional to the product of the masses of those bodies and is ……….of the distance between them.
a) inversely proportional to the square
b) directly proportional to the square
c) inversely proportional to the cube
d) inversely proportional to the square root

5) The value of universal gravitational constant (G) in SI unit is…………
a) 6.673× 10-11 Nm2/ kg
b) 6.673× 1011 Nm/ kg
c) 9.673 × 10-11 Nm/ kg
d) 9.673 × 10-11 Nm2/ kg

6) The ……………..force is much weaker than other forces in nature.
a) gravitational
b) electromagnetic
c) nuclear force
d) inter molecular

7) The value of gravitational acceleration (g) is ………..
a) highest at the poles
b) highest at the equator
c) same everywhere on the surface of the earth
d) lowest at the poles

8) The value of gravitational acceleration(g) is …………at the equator.
a) 9.78 m/s
b) 9.832 m/s
c) 9.8 m/s
d) 6.67 m/s

9) The free fall of an object is possible only in…….
a) air
b) vacuum
c) on the surface of earth
d) None of these

10) The weight of any object on the moon is nearly …………of the weight of the earth.
a) 1/6
b) 1/8
c) 1/2
d) 2/6

11) A person weighs 60N on earth. His weight on the moon will be……
a)360N
b) 60N
c) 6N
d) 10N

12) Dobereiner laid down the…..rule.
a) periodic
b)modern periodic
d)octaves

13)Newlands’ Law of Octaves is applicable upto…..
a) oxygen
b) calcium
c) cobalt
d) potassium

14) X and Y are two elements having similar properties which obey Newlands’s Law of Octaves.The minimum and maximum number of elements in between X and Y respectively are……
a) 6 and 8
b) 7 and 15
c) 8 and 14
d) 6 and 13

15)At the time of Mendeleev …..elements were known.
a) 56
b) 65
c) 63
d) 118

16)In Mendeleev’s periodic table eka- silicon was later named as……..
a) Scandium
b) Gallium
c) Germanium
d) Thorium

17)In Modern Periodic Table the number of columns and periods are respectively …….and …….
a) 16,7
b) 6,16
c) 18,7
d)18,6

18)…….is the outermost shell for elements of period 2.
a) K
b) L
c) M
d) N

19)The groups 1 and 2 constitute the………block.
a) s
b) p
c) d
d) d

20)Which pair of atomic numbers represents elements in the same group ?
a) 11,19
b) 6,12
c) 4,16
d) 8,17

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