42. A 12 N force when applied on a body produces an acceleration of 4 ms? The force
required to give this body an acceleration of 10 ms? is :
12 N বল প্রয়ােগ কৰাৰ ফলত বস্তু এটাৰ ভ্ৰৰণ হ'ল 4 ms| বস্তুটোৰ ভ্ৰৰণ 10 ms-2 হৰলৈ প্রয়ােগ
কৰিবলগীয়া বলৰ মান হব?
a) 15 N
(b) 20 N
d
30 N
c) 40 N
Answers
Answered by
0
Answer:
D)30N
Explanation:
12N gives 4 m/s²
then,to accelerate 10 m/s² we need 30N
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