In the illustration, the block on the table is at rest. then, unbalanced forces act on the block. what is the result?

a.
the block remains at rest.

b.
the block moves upward.

c.
the block moves to the left.

d.
the block moves to the right.

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?