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Brakes Concepts and Numerical Problems Part-4
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Question based on Brakes with short shoe.

## Deep Sangeet Maity is teaching live on Unacademy Plus

Deep Sangeet Maity
->Use Referral code: DEEPSANGEET for 10% off. on PLUS SUBSCRIPTION.. ->YOUTUBER (THE GATE RANKER) ->Top Educator ->99.4%ile in GATE

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very nice
sir plz explain na ....how do we take direction of moment? btw nice explanation
Deep Sangeet Maity
8 months ago
Direction of moment for which force?
Vikash Kumar
8 months ago
direction for friction force ..i.e..uRC ... and applied force .. i.e...F*b ...nd reaction force . i.e...R*a
very simply explained
1. BRAKES Lesson-4 GATE(Mechanical) Presented by Deep sangeet Maity

2. About ME Working as a Design engineer at "Cameron Manufacturing India Pvt. Limited (A Schlumberger Company)". Currently working as "GATE content editor and developer"at "Kreatryx". Qualified GATE "3" times Qualified "Gate 2018 with 99.4 percentile 779(75.26 marks) gate score" in mechanical stream. Qualified "Gate 2017 with 98.83 percentile 726(70 marks) gate score" in mechanical stream. . . . I also have an 3+ years of experience of teaching Engineering subjects like Engineering mechanics, Thermodynamics, SOM, HMT E-CADD Engineer at "CADD CENTRE". . Passed B.E. with honours with 76.71%. . I am pursuing my MTech in Thermal. . I have an 2.5+ years of experience as a CADD Engineer. . I also have worked for "CAD ACADEMY" as a Design engineer for 1 year.

3. A drum brake is shown in the figure. The drum is rotating in anticlockwise direction. The coefficient of friction between drum and shoe is 0.2. The dimensions shown in the figure are in mm. The braking torque (in N.m) for the brake shoe is 1000 N 800 480 100 200 Drum

4. 8 60. MAo 2

5. -) 69 Nm.

6. A block-brake shown below has a face width of 300 mm and a mean coefficient of friction of 0.25. For an activating force of 400 N, the braking torque in Nm is 200 mm -400 N 400 mm 300 mm 45 (A) 30 (B) 40 (C) 45 (D) 60

7. 2oomw.L oom So1 (2 2. ax

8. 2-9 => R- 1200 N. 4S Nm Ang

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