Answer:
the answer is C i didnt mean to put b lol
Explanation:
Unlike eukaryotes, prokaryotes do not have:
2 answers:
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Answer:
When a particle or a system of particles move in a system where no external force acts, then the total linear momentum of the particle system remains constant.
Explanation:
Given data:
Total mass of the skateboarder,
Mass of the friend,
Initial velocity of the skateboarder,
Initial velocity of the the friend,
Let the new velocity of the skateboarder when his friend jumps be .
From the conservation law of linear momentum,
Answer:
Temperature -SI unit :Kelvin
Explanation:
Kelvin is the SI unit of Temperature .
- Don't get confused and write Celsius as the SI unit .Celsius is not the SI unit .
Or
Lets take an example :-
- Take 27°C
Lets convert to Kelvin scale
- SI unit of Mass=kilogram(Kg)
- SI unit of Time=second(s)
- SI unit of electric current=Ampere(A)
Answer:
The free body diagram of John is shown in the attached figure (in the FBD john's mass is supposed to be concentrated at his center of mass and FBD is made of center of mass)
b) As shown in the FBD the ground reaction forces are:
i) In X direction
ii) In Y direction
c) The respective accelerations in x and y direction's is calculated by newton's second law as indicated under
Answer:
Explanation:
Charge on the plates of the capacitor due to transfer of electrons is given as
here we know that
so we have
now we have electric field between the plates is given as
here we have
now we have