1. Not finding help here? Sign up for a free 30min tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Some Questions:

  1. Nov 22, 2006 #1
    1. A man covers 60m distance in 1 minute on the surface of the earth.. Distance he will on the moon in 1 minute will be equal to 60 m even though gravity is low. Why?????

    2. A girl of mass 20kg sits on the seat of see-saw initially impart an energy 400 J to the see-saw. Then at what height her see-saw will reach from the ground?

    3. If there is a reduction in the gravitational effect then which of the following force do you think will change in some respect?
    The correct option from some given choices was Archimede's uplift.

    How on earth can happen this?

    4. Ramesh's house is situated at a height of 10m. The amount of water drwan by his water pump (power 2kW) in one minute would be_________

    5. A ball 'm' of mass 1 kg drops from slab on a sand where it loses its 20% energy. Afterwards it starts moving in the forward direction and comes to rest in 10 s. The distance covered by ball is __________________

    These were some question I came across while studying for NSO which I will be giving next year. I have thought about each of these questions earlier also and I have looked for the in my class text book, but none seems to strike. Please help me soon. I find myself completely at sea to see them. Help Please. Thanx in advance!!
     
  2. jcsd
  3. Nov 22, 2006 #2

    radou

    User Avatar
    Homework Helper

    If you have thoughts, then you should present them.
     
  4. Nov 22, 2006 #3
    Well, I have already put what I knew........:eek:
     
  5. Nov 22, 2006 #4

    Doc Al

    User Avatar

    Staff: Mentor

    All you did was list the questions! At least make an attempt to answer them.
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Have something to add?



Similar Discussions: Some Questions:
  1. Some questions (Replies: 4)

  2. Some questions (Replies: 0)

  3. Some questions. (Replies: 4)

  4. Some questions (Replies: 11)

  5. Some Questions (Replies: 2)

Loading...