Question
A solid hemisphere of diameter 8 cm is placed over a
cube whose side is 7 cm. Calculate the total surface area of the combined structure. [Use π = 3]Solution
ATQ,
Let the radius of the hemisphere be ‘r’ cm and the side of the cube be ‘s’ cm. Total surface area of the structure formed = = 5s² + (s² – πr²) + 2πr² = 5 × 7² + (7² – 3 × 4²) + 2 × 3 × 4² = 245 + (49 – 48) + 96 = 245 + 1 + 96 = 342 cm²
U/s 208, it is obligatory for an assessee to pay advance tax where the tax payable is
Read the following information to answer the below questions:
What does “Inhwa” in management perspective refer to?
What is the rate of subsidy under PMEGP for a General Category beneficiary setting up a project in a rural area?
In a Bank Guarantee transaction, which parties are typically involved?
While evaluating investments, the release of working capital at the end of the project life should be considered as __________.
A type of market in which securities with less than one year maturity are traded, is classified as
A company purchases machinery for ₹10 lakhs and incurs ₹1 lakh on its installation. The accountant records the total ₹11 lakhs under the fixed ass...
In relation to appointment of auditors under the Companies Act, 2013, which of the following statements are correct?
(i) Section 129 of the Compa...
From the following information calculate the amount of sales to earn a desired profit of Rs.6,000
Fixed Cost: 12,000
Selling Price: 12 per...
Relevant for Exams:
