Math, asked by pranjalnath739, 4 months ago

45m :3 km and 75cm to 7m​

Answers

Answered by profvijruchi3
0

Answer:

Q1. Does work have a direction?

Q2. A body of mass 25 g has a momentum of 0.40 kgm/s.Find its kinetic energy.

Q3. A body of mass 3.0kg and a body B of mass 10 kg are dropped simultaneously from a height of 9m. Calculate their Momenta, their Potential energies and kinetic energies when they are 10m above the ground.

Q4. A light and heavy body have equal momenta. Which one has greater kinetic energy?

Q5. Why does a person standing for a long time get tired when he does not appear to do any work?

Step-by-step explanation:

Can anyone please help me???

Answered by starxx17
1

Answer:

3 km = 3000m

but 75 cm = 7.5m

so= 3000+7.5=

3007.5 m ...

Mark me as a brainlist

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