The resultant of the following three couples 20 kg force, 0.5 m arm, +ve sense 30 kg force, 1 m arm, -ve sense 40 kg force, 0.25 m arm, +ve sense having arm of 0.5 m will be

Vishu Kumar 3 years ago

(20*0.5)-(30*1)+(40*0.25)=(R*0.5)
R=-20

Vishu Kumar 3 years ago

Hhg ch fh du uh gchndu oh cv-57647_#775388

Muhammad Yousaf 5 years ago

(20*0.5)-(30*1)+(40*0.25)=(R*0.5)
R=-20

NaYeeM T 6 years ago

(30*1)+(R*0.5)-(40*0.25)=(20*0.5)
=>R= -20 Ans.

Pavan Charan 6 years ago

(20x0.5) + (40x0.25) + (R x 0.5) = (30x1)
R = 20. Hence Resultant 20 Kg +ve sense.

Hitesh More 7 years ago

It should be 20 kg +ve sense

David 7 years ago

Please show explanations

SAJITH K 7 years ago

Please explain the answer

Ankit Kohli 7 years ago

How to check

Rahul Kohli 8 years ago

How this happened