Physics, asked by rhythm1060, 11 months ago


20. A block of mass 2 kg is at rest on a rough inclined
surface of inclination 45º. The contact force
between block and plane is (g = 10 m/s2)
(1) 10 N
(2) 10√2 N
(3) 10√3N
(4) 20 N​

Answers

Answered by Anonymous
6

<marquee>ANSWER:</marquee>

{\large{\bold{\green {\tt{F=ma}}}}}

For an inclined plane the

f = mg \: cos \theta \:

f = 2 \times 10 \: (cos \: 45 \degree \: )

f =  \sqrt{2}  \times 10

or \: can \: say \\ f = 10 \sqrt{2}

<marquee>Option (2) is correct</marquee>

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