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Question-31835




Question Number 31835 by Tinkutara last updated on 15/Mar/18
Commented by mrW2 last updated on 15/Mar/18
direction of angular velocity is  toward driver′s left    direction of angular acceleration is  toward driver′s right
$${direction}\:{of}\:{angular}\:{velocity}\:{is} \\ $$$${toward}\:{driver}'{s}\:{left} \\ $$$$ \\ $$$${direction}\:{of}\:{angular}\:{acceleration}\:{is} \\ $$$${toward}\:{driver}'{s}\:{right} \\ $$
Commented by Tinkutara last updated on 16/Mar/18
Please explain why?
Commented by mrW2 last updated on 16/Mar/18
Commented by mrW2 last updated on 16/Mar/18
since the car goes ahead, direction of  ω is as shown above.  since the car slows down, the direction  of α is opposite to that of ω.
$${since}\:{the}\:{car}\:{goes}\:{ahead},\:{direction}\:{of} \\ $$$$\omega\:{is}\:{as}\:{shown}\:{above}. \\ $$$${since}\:{the}\:{car}\:{slows}\:{down},\:{the}\:{direction} \\ $$$${of}\:\alpha\:{is}\:{opposite}\:{to}\:{that}\:{of}\:\omega. \\ $$
Commented by Tinkutara last updated on 16/Mar/18
Thank you very much Sir! I got the answer. Good bye. ��������

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