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Archi from Mothers Global School, Delhi
Subject :NSO    Class : Class 8

A 20 Pa pressure is applied on the head of a nail placed perpendicular to the surface of a wall. If the area of cross-section of the tip of the nail is (1/10) times the area of cross-section of the head, the pressure exerted at the wall is

A10 Pa
B20 Pa
C200 Pa
DNone of these.


200 pa

Ans 1:

Vismay M P from RMS INTERNATIONAL SCHOOL, Banglore
Class : Class 7

Ans 2:

Aditya Sarkar from Army Public School, Burrackpur
Class : Class 8
please the answer

Ans 3:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9

Ans 4:

Aditya Sarkar from Army Public School, Burrackpur
Class : Class 8

Ans 5:

Prathamesh Raje from DPS Electronic City, Bangalore
Class : Class 9

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