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CBSE->Plus 1 Computer Science Questions

Total Questions 228
a gun fires a bullet of mass 50g with a velocity 1500m/s. if the mass of the gun is 10kg calculate the recoil velocity of the gun?
what are the type of salt analysis?
what is spindle fibres?
atomic structure of sodium nitrate
how does the computer mouse work?
how can we make make a simple robot?
who found logarithmic table?
what is ion drag?
what is diathermy and dipole rotation?
example of dipole material?
What is a culmulative frequency polygon and how can we draw the it?
A heater rated 250W is connected to 220V supply. Calculate- a. Resistance of the heater. b. Current flowing through the heater.
What is the difference between Computer science and computer application?
'Independence of judiciary is the key to the success of federation'. Discuss.
'There is enough for everybody's need and not for everybody's greed'. Explain Gandhiji's statement about resource conservation.
Explain briefly about Premchand and his novels. What was his contribution to Hindi literature?
Describe O.Chandu Menon's Indulekha.
Describe the land use pattern of India.
Find mode. C.I - 0 and above 10 and above 20 and above 30 and above 40 and above 50 and above 60 and above 70 and above 80 and above 90 and above 100 and above frequency - 80 77 72 65 55 43 28 16 10 8 0
You are given median value is 46 and total number of items is 230. Fill up the missing frequencies. C.I - 10-20 20-30 30-40 40-50 50-60 60-70 70-80 frequency - 12 30 ___ 65 ___ 25 18