SSC/BANK DOUBT

Gravitation|Part-2|Class 9th,11th,SSC,NDA,IIT-JEE,NEET|#RajeshSutharSir

Gravitation|Part-3|Class 9th,11th,SSC,NDA,IIT-JEE,NEET|#RajeshSutharSir

A question bank has questions of Physics and Chemistry. The number of questions of Chemistry are 3.5 times the number of questions of Physics. If there are 90 questions in the question , bank find the number of questions of Physics and Chemistry in the question bank .

A : Banking of roads reduces the wear and tear of the tyres of automobiles. R : By banking of the roads one component of the normal reaction on the automobile contributes to necessary centripetal force.

A page from the Saving Bank Account of Mr. Prateek is given below : If the receives Rs 198 as interest on 1^(st) January, 2007, find the rate of interest paid by the bank.

In the figure shown a river of width 4m is flowing with speed of 5m//s . A swimmer whose swimming speed relative to the water is 4m/s , starts swimming from a point A on a bank. On the other bank B is a point which is directly opposite to A . What minimum distance (in m) the swimmer will have to walk on the other bank to reach the point B .

Mr. Chaudhary opened a Saving's Bank Account at State Bank of India on 1st April, 2007. The entries of one year as shown in his pass book are given below : If the bank pays interest at the rate of 5% per annum, find the interest paid on 1st April, 2008. Give your answer correct to the nearest rupee.

Why are the curved roads banked ? Obtain an expression for angle of banking of a curved road .

Bank X pays a simple interest of $80 on a principal of $1,000 annually. Bank Y pays a simple interest of $140 on a principal of $1,000 annually. What is the ratio of the interest rates of Bank X to Bank Y ?