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what is a light year? One light year is how many K.M.?
Why 1ml is equal to 1cm3?
what are the two conventional units of temeperature
What was the unit of time in ancient days
what is the difference between clinal termometer,laboratory thermometer and six's thermometer?
what is measurment
State 2 Multiples& 2 Sub Multiples of Mass,Length,Time,Current,Temperature.
Please answere quick because tomorrow!
WHAT IS MERCURY ?
Define length and write its SI unit
how to convert cm into m ?
convert 370K into Celsius scale
Find the odd one out. Give a reason for your choice
what are fundamental units?
HOW CAN WE MEASURE THE VOLUME OF A CUREVED STONE BY A MEASURING CYLINDER?
WHY SHOULD WE USE THE STANDARD LENGTH OF MEASUREMENT
what is parralax error?
Answer the following questions:
what is temperature
If digital thermometers do not contain mercury, how does it measure temperature?
I am sahil, I want to tell you that many of times I can't see some questions on my screen. i always answer all questions which are displayed and if all are right answers my correct percentage is not 100% as i cant solve the questions which are not displayed. what to do?why this happens? i want to solve all 20 questions every time.where i have to complaint about this? please help
thank you. please do the needfull.
what is a handspan
give 50 one word question and answers on fundamental quantity of measurements.
Explain when there is a change in the length of a solar day.
State 2Multiples& 2 Sub MultiplesofMass,Length,Time,Current &Temperature.
How can we find the average speed of a journey when one-fourth of the journey is travelled by a particular velocity and remaining journey by another velocity?
what is the thickness of a string which is wound around a pencil 20 times and width of each turn is 2cm and 5mm
what are the two pairs of the measurements of a physical quantity.
Write any two adventage to use scale.
what do you mean by scale and unit
what is physical quantity.
Define one yard
who invented the SI units
1. A stone is dropped from rest and falls freely under the gravity . Calculate the disctance covered by it in the first two seconds (G=10m/s2)
2. A body initially at rest ravels a distance 100 m in 5s with a constant acceleration. Calculate (1) the acceleration (2) final velocity at the end of 5s.
3, Follwing fig show v-t graph for a body in motion. Use it to find the displacement of a body at t=4s
Unable to draw the diagram on this sheet
which country invented non standard units
WHEN WILL OUR BODY WEIGHT WILL BE ZERO ?
why scientists have created the S.I units of measurement?
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