A 6.00-kg block is placed on a 30.0° incline and connected to another block on a 36.87° incline. Although the surfaces are frictionless the blocks do not move. What is the mass in kilograms of the block on the 36.87° incline?
?
?
a.
1.80
b.
3.00
c.
4.00
d.
5.00
e.
6.00
d
You might also like to view...
A styrofoam ball of mass 0.120 g is placed in an electric field of 6000 N/C pointing downward. What charge must be placed on the ball for it to be suspended?
A) -16.0 nC B) -18.0 nC C) -57.2 nC D) -125 nC E) -196 nC
The following statement describes which subatomic particle best?
It is electrically charged. A) an electron B) a proton C) a neutron D) A and B E) B and C
An effective theory must:
A) have been proven. B) must have been around for centuries or longer. C) be continuously tested. D) include mathematical formulae.
An inductor has a current I(t) = (0.500
A) cos[(275 s-1)t] flowing through it. If the maximum emf across the inductor is equal to 0.500 V, what is the self-inductance of the inductor? A) 4.37 mH B) 3.64 mH C) 2.75 mH D) 0.73 mH E) 1.43 mH