Pls answer question no 19
Attachments:

Answers
Answered by
0
According to me the answer should be b) 3
As in figure 3, P consists of 2 J .....and total on left hand side becomes 3 J....so total 3 J are required to balance 1 M..
Similar questions
Science,
7 months ago
Biology,
7 months ago
Psychology,
7 months ago
Math,
1 year ago
Chemistry,
1 year ago