Question

6. Iron fillings and sulphur separated by which method? [ ]
Hand picking
b) Sublimation
c) Magnetic separation
d) Sieving
7. Grain and Husk are separated from each other by
[ ]
a) Filtration
b) Sicving
c) Decantation
d) Winnowing
. 4 kilometre are equal to
( ]
a) 4,00.000 metre
b) 40000 metre
c 4000 metre
d) 400 metre
9 Shadow is formed when an
object is placed in the path of
light
1
a Transparent
b) Glass
c) Opaque d) Translucent
TO The number of terminals in an cloctric
ocll arc
I 1
a Tour
b) three
Ouwo
d) une
il. Periscope works on the principle of
a) Reflection bi Rclruction c) Shadow
d) Image​

Answer 1

Answer:

6. c

7. d

8. c

9. c

10.d

11. b

Explanation:

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Answer 2

Answer:

6C) Magnetic separation

7D) Winnowing

8C)4000 metre

9C)Opaque

10C) two

11a) reflection