Question
Where is the magnetic force of a bar magnet the
strongest?Solution
The magnetic force of a bar magnet is strongest at its poles (both North and South poles). The magnetic field lines converge at the poles, making these regions the most powerful areas of the magnet. The center of the magnet has the least magnetic force.
The ages of X and Y are in the proportion of 6: 5 and the total of their ages is 66. The proportion of their ages after 4 years will be:
P, Q and R together started a business. Four times the investment of P equals five times the investment of Q and the capital of Q is twice that of R. Fi...
In an office, the ratio of the number of males to number of females is 12:7. If 2 males joined the class and 8 females left the class, then the ratio of...
Two numbers are respectively 30% and 40% more than a third number. Find the ratio of two numbers.
The ratio of land and water on the entire Earth is 1:2. If this ratio is 1:4 in the Northern Hemisphere, then what will be this ratio in the Southern He...
- The total amount of money Garima, Radha, and Kiran have Rs. 18720, and Garima has Rs. 540 more than twice of what Radha has. If Radha has 35% more than Kir...
A plot has to be divided among P, Q and R in the ratio 3:5:7 respectively. If the area of plot received by R is 3800m² more than the area of plot recei...
A sum of Rs. 642 is divided among X, Y and Z such that X gets Rs. 144 more than Y. Y gets Rs. 90 more than Z. Find the share of Z?Â
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 1 : 3 : 4 : 7. if the loss i...
The sum of three numbers is 184. If the ratio of the first to the second is 3:4 and that of second to the third is 8:9 then the second number is?Â
Relevant for Exams:
