Qualification > Math

M1 doubts

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immortal:
The inclination as resulted particle a moving down da hill, that's da only difference.so da ans cn b found similar 2 da first half which u would get a negative acceleration(deceleration)
T-1.5g=1.5a
2.5gsin25-T=2.5a
Substitute this eqn & u'll get ur ans.

halosh92:

--- Quote from: immortal on May 04, 2010, 10:48:23 pm ---The inclination as resulted particle a moving down da hill, that's da only difference.so da ans cn b found similar 2 da first half which u would get a negative acceleration(deceleration)
T-1.5g=1.5a
2.5gsin25-T=2.5a
Substitute this eqn & u'll get ur ans.

--- End quote ---

thats exactly wat i did! just substituted the 45 angle  instead of the previous angle in the above equations...but its different from the bk ! :S

cashem'up:

--- Quote from: halosh92 on May 05, 2010, 06:27:39 pm ---thats exactly wat i did! just substituted the 45 angle  instead of the previous angle in the above equations...but its different from the bk ! :S

--- End quote ---

dude there should be downward a of 2.62 is that rite...........

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