Lose electrons because they have a negative charge.
Answer:
Coefficient of static friction will be equal to 0.642
Explanation:
We have given acceleration ![a=6.3m/sec^2](https://tex.z-dn.net/?f=a%3D6.3m%2Fsec%5E2)
Acceleration due to gravity ![g=9.8m/sec^2](https://tex.z-dn.net/?f=g%3D9.8m%2Fsec%5E2)
We have to find the coefficient of static friction between truck and a cabinet will
We know that acceleration is equal to
, here
is coefficient of static friction and g is acceleration due to gravity
So ![\mu =\frac{a}{g}=\frac{6.3}{9.8}=0.642](https://tex.z-dn.net/?f=%5Cmu%20%3D%5Cfrac%7Ba%7D%7Bg%7D%3D%5Cfrac%7B6.3%7D%7B9.8%7D%3D0.642)
So coefficient of static friction will be equal to 0.642
Answer:
forces that are equal in size and opposite in direction. Balanced forces do not result in any change in motion. unbalanced. forces: forces applied to an object in opposite directions that are not equal in size. Unbalanced forces result in a change in motion.
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hope helpful ~
Answer:
Most adverse health effects of radiation exposure may be grouped in two general categories:
deterministic effects (harmful tissue reactions) due in large part to the killing/ malfunction of cells following high doses; and
stochastic effects, i.e., cancer and heritable effects involving either cancer development in exposed individuals owing to mutation of somatic cells or heritable disease in their offspring owing to mutation of reproductive (germ)
Answer:
d. According to the previous theorem:
(kh^2)/2-mgh-(m(2v)^2)/2=0,
126h^2-2.577h-8.236=0,
h=0.266 m.
Explanation: