Doubt from friction

#1

Question no 25 and 28 in question 28 i am getting acceleration as 0.4m/s2 but answer key says 1.25m/s2

#2

#3

What about 25?what's the answer?

#4

Answer for 28th is 0.4m/s2 only, I just checked in one of my books, your answer key might be wrong .

#5

20N is the answer

#6

1 Like
#7

Question no 1,2 and 3

#8


Q1

1 Like
#9

I have got the answer of question 2 and 3

#10

Question 1 and 2

#11

Please solve it

#12

Is this the answer for 2

1 Like
#13

Is the answer of 1 is this

#14

Answer of 1 is 18.75/3 and of second question your answer is coming to be negative which is not possible

#15

Negative means the blocks are going in opposite direction to which i have taken

#16

@abhijit_2020

Question 1

2 Likes