Eamcet Physics - 1 st Year : Unit 3.1( Laws of Motion ) - Laws of Motion Free Online Tests | Mock Tests | Preparation | Practice Tests

Study Room

Goto

Eamcet Physics
1 st Year : Unit 3.1( Laws of Motion ) - Laws of Motion

Take Exam

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69

13 / 69

A body is lying on the wedge as shown in figure. The necessary horizontal acceleration

‘a’ that must be given to the wedge towards right such that the body falls freely is

A. a = g

B. a = g sin θ

C. a = g cos θ

D. a = g cot θ

E. None of the above

View Answer

Correct choice: D

Explanation:

a sin θ + N = g cos θ for freely falling body
N = 0

13 / 69

Study Room

Lessons

Eamcet Physics 1 st Year : Unit 3.1( Laws of Motion ) - Laws of Motion

Eamcet Physics
1 st Year : Unit 3.1( Laws of Motion ) - Laws of Motion