For a shoe brake, the equivalent coefficient of friction is equal to (where μ =

Question

For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient of friction, and θ = Semi-block angle)

Options:

A . 2μ sinθ/(θ + sinθ)

B . μ sinθ/(2θ + sin 2θ)

C . 4μ sinθ/(θ + sinθ)

D . 4μ sinθ/(2θ + sin 2θ)

Answer: Option D

Submit Your Solution Below and Earn Points !

Next Question

More Questions on This Topic :

Question 1. A key capable of tilting in a recess milled out in a shaft is known as....

Question 2. A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called....

Question 3. A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for t....the shell material, then thickness of shell is equal to

Question 4. The tension on the slack side of the belt is __________ the tension on the tight side of the belt.....

Question 5. When the belt is transmitting maximum power, the belt speed should be (Where, m = mass of belt per meter (kg/m) and Pmax....(kg/m) and Pmax = maximum permissible tension in belt (N))

Question 6. In order to have smooth operation, the minimum number of teeth on the smaller sprocket, for moderate speeds, should be....

Question 7. Spring index is....

Question 8. A spring is used to....

Question 9. Which of the following property is essential for spring materials?....

Question 10. In case of thick cylinders, the tangential stress across the thickness of cylinder is....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0