Boojho has a device through which he can see the inverted images of different objects on a screen. Name the device and mention two other characteristics of the images formed by it.
pattseheadshot2007
Asked:
December 2022
Boojho made a device which is used in submarines to see the ships on the surface of water. Name the device and also mention it's working principle.
How does the moon shine if it is a non-luminous object?
pattseheadshot2007
Asked:
December 2022
How many bones are there in a newly born baby? How does the number of bones reduce to 206 by adulthood?
pattseheadshot2007
Asked:
December 2022
Paheli saw a man lifting weights to build up his biceps .Mention the type of joint used for this movement. Can you compare this joint to anything in your house?
pattseheadshot2007
Asked:
December 2022
Paheli saw a man lifting weights to build up his biceps .Mention the type of joint used for this movement. Can you compare this joint to anything in your house?
pattseheadshot2007
Asked:
December 2022
Paheli is given an opaque screen and a translucent screen. Which of the two should she select for her pinhole camera? Give reason to support your answer.
pattseheadshot2007
Asked:
December 2022
State whether True or False: It is the Gram Sabha that keeps check on the Gram Panchayat.
pattseheadshot2007
Asked:
December 2022
Find the number of right angles turned through by the hour hand of a clock when it goes from 1 to 7
Who is the idol of M C Mary Kom and why? Explain