Question
The work done on an object does not depend upon the
Solution
Work done (W ) is given by W=F ⋅ d ⋅ cos θ , where F is the force, d is the displacement, and θ is the angle between force and displacement. It depends on displacement and force but is independent of the object's initial or final velocities.
'M' allocates 20% of his income to food and 40% of the remaining amount to rent. The expenditure on education is four times higher than his savings, whi...
In a college election a candidate who got 40% of the total votes polled was defeated by 126 votes. Assuming that there were only two candidates in the e...
The income of Tina is Rs.24000 and she saves 15% of her income. The savings of Kajal is Rs.2000 more than that of Tina and she spends 60% of her income....
Three friends namely Ram, Laxman and Bharat went out for lunch. They divided the entire bill among themselves such that the amount paid by Ram and Laxma...
Anuj allocates 45% of his income towards rent, and then spends 60% of the remaining amount on his studies. After these expenses, he saves Rs. 1650. Wha...
Tim spends 22% of his monthly income in travelling. He spends 25% of his monthly income on household expenses and spends 36% of his monthly income on fa...
In a given years, A sold 1800 caps while B sold 45% more number of caps than A and C sold 20% less number of caps than B. Find the ratio between the num...
A candidate who gets 22% marks fails by 10 marks but another candidate who gets 40% marks gets 14% more than the passing marks. Find the maximum marks.
In an exam, Rina scored 54% marks and failed by 80 marks whereas Tina scored 74% marks in the same exam and scored 60 marks more than the passing marks....
In a company, the production proportions of tables, chairs, and laptops are 10%, 30%, and 60% of their combined total production, respectively. The perc...
Relevant for Exams:
