Wednesday

April 23, 2014

April 23, 2014

Posted by **monic** on Wednesday, November 14, 2012 at 11:32pm.

(a) How long does it take for the grinding wheel to stop?

s

(b) Through how many radians has the wheel turned during the interval found in (a)?

rad

- physics -
**Elena**, Thursday, November 15, 2012 at 2:44pmn₀= 9.80 101 rev/min =….rev/s

ε=2 rad/s²

2•π•n=2•π•n₀ - ε•t,

since n=0, 2•π•n₀ - ε•t=0,

t=2•π•n₀/ ε=…

φ=2•π•n₀•t- ε•t²/2=....

**Related Questions**

Physics - An electric motor rotating a workshop grinding wheel at a rate of 95 ...

Physic - An electric motor rotating a workshop grinding wheel at a rate of 114 ...

Physics - An electric motor rotating a workshop grind- ing wheel at a rate of ...

physics - A grinding wheel 0.28 m in diameter rotates at 2400 rpm. What is the ...

physics - A grinding wheel 0.40 m in diameter rotates at 2200 rpm. What is the ...

physics - A grinding wheel 0.40 m in diameter rotates at 2200 rpm. What is the ...

physics - A grinding wheel 0.40 m in diameter rotates at 2200 rpm. What is the ...

physics - 3- An electric motor can accelerate a Ferris wheel of moment of ...

Physics - A piece of putty is initially located at point A on the rim of a ...

physics - When a 19.9 kg wheel with an angular speed of 3.10 rad/s is ...