(a) Define moment of a force (1mk) The effect of
effect of force that makes
a Stationar
Lody
to
Movo
skatunary
(b) State the principle of moments (1mk)
it
states that for a
System in cauilibrium, the sum
of Clock
Moments o canal to the anticlockwist Moments
about
the game
(c) The diagram below shows a uniform bar balanced about its centre by different forces
calculate distance 'd' (3mks)
4cm
d
2cm.
ta
4.2N
1.8N
sal
4.60
nf mass 1508 of pivoted freely at the Ocm mark. What is for​

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Due sun 06/09/2019 11: 59 pm skip navigation questions correct q 1 [1/1] correct q 2 [1/1] correct q 3 [1/1] untried q 4 (0/1) untried q 5 (0/1) untried q 6 (0/1) untried q 7 (0/1) untried q 8 (0/1) untried q 9 (0/1) untried q 10 (0/1) grade: 3/10 print version start of questions two cyclists, 42 miles apart, start riding toward each other at the same time. one cycles 2 times as fast as the other. if they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist?

What 2 properties are used to classify radiation