A right circular cone has same radius of base as a sphere. Also, they have equal volumes. Find the ratio of radius and height of the cone.
Direction: What should come in the place of question mark (?) in the following question?
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In science, a push or a pull on an object is called as ________.
The LCM of two numbers is 225 and HCF is 15. If the one number is 45, find another number?
Nalini wants Rs. as compound interest on her investment of Rs. for years. At what rate of percentage should she invest?
Speed of electron in first excited state of hydrogen atom is: ( c is speed of light)
Simplify (5 × 5 × 5 × 5 × 5 )5 × (5 × 5 × 5)5 ÷ 5 = (125)?
The half-life of a substance A following first-order kinetics is days. Starting with g of A, the amount left after days is:
A cylindrical tube, open at both ends, is made of a metal sheet which is 0.5 cm thick. Its outer radius is 4 cm and length is 2 m. How much metal (in cm3) has been used in making the tube?
In given ΔABC, AP is bisector of ∠BAC and AQ is perpendicular to BC, then ∠PAQ is equal to:
What is the significance of Heller's Test?
Find the compound interest on a sum of Rs. 2000 at 10% per annum for 1 year, compounded half-yearly.
A farmer took a loan for Rs. . It has to be paid with the following simple Interest per annum for year, per annum for year and per annum for year. Find the total amount, he paid to the bank after years.
The total energy of the electron revolving round the nucleus is:
The essential constituent of an amalgam is:
Which of the following polymers can be used for lubrication and as an insulator?
If a system is isolated so that no external force acts on the system, then ____________.
Phenol on reduction with H2 in the presence of Ni catalyst gives:
Direction∶ The given pie chart depicts the expenditure incurred in crores towards each sport.
In the given pie-chart, what will be the central angle of the sector representing football?
The H.CF of two numbers is 17 and their product is 4624, What is the sum of their reciprocals?
The hardness of water is due to the presence of: