Practice focused topic-wise MCQs with answers and explanations for quick revision and exam preparation.
Difficulty select karke sirf is topic ke focused MCQs practice karein. Score, timer aur explanations student-friendly flow me milenge.
Showing 11-20 of 600 questions.
A. 7
Any number raised to 1 is the number itself. Remember the rule.
The correct answer is A. 7. Any number raised to 1 is the number itself. Remember the rule.
किसी भी संख्या की घात 1 वही संख्या होती है। नियम याद रखें।
Login to save your score, XP, coins and progress.
What is the value of \(2^3\times2^1\)?
B. 16
\(2^{3+1}=2^4=16\). Add exponents for the same base.
The correct answer is B. 16. \(2^{3+1}=2^4=16\). Add exponents for the same base.
\(2^{3+1}=2^4=16\)। समान आधार पर घात जोड़ें।
Login to save your score, XP, coins and progress.
B. 1
Any power of 1 is 1. This is a basic rule.
The correct answer is B. 1. Any power of 1 is 1. This is a basic rule.
1 की कोई भी घात 1 होती है। यह मूल नियम है।
Login to save your score, XP, coins and progress.
What is the value of \(25^1\)?
C. 25
A number raised to 1 remains unchanged.
The correct answer is C. 25. A number raised to 1 remains unchanged.
घात 1 होने पर संख्या वही रहती है।
Login to save your score, XP, coins and progress.
C. 16
\(2\times2\times2\times2=16\). Multiply step by step.
The correct answer is C. 16. \(2\times2\times2\times2=16\). Multiply step by step.
\(2\times2\times2\times2=16\)। चरणबद्ध गुणा करें।
Login to save your score, XP, coins and progress.
D. 0
Any positive power of 0 equals 0. Remember the rule.
The correct answer is D. 0. Any positive power of 0 equals 0. Remember the rule.
0 की धनात्मक घात 0 होती है। नियम याद रखें।
Login to save your score, XP, coins and progress.
D. 81
\(9\times9=81\). Learn common squares.
The correct answer is D. 81. \(9\times9=81\). Learn common squares.
\(9\times9=81\)। वर्गों की सूची याद करें।
Login to save your score, XP, coins and progress.
What is the value of \(17^2\)?
A. 289
\(17\times17=289\). Multiply carefully.
The correct answer is A. 289. \(17\times17=289\). Multiply carefully.
\(17\times17=289\)। सावधानी से गुणा करें।
Login to save your score, XP, coins and progress.
What is the value of \(2^2\times2^3\)?
A. 32
For same base add exponents: \(2^{5}=32\).
The correct answer is A. 32. For same base add exponents: \(2^{5}=32\).
समान आधार पर घातें जोड़ते हैं: \(2^{5}=32\)।
Login to save your score, XP, coins and progress.
B. 343
\(7\times7\times7=343\). Remember common cubes.
The correct answer is B. 343. \(7\times7\times7=343\). Remember common cubes.
\(7\times7\times7=343\)। घन याद रखें।
Login to save your score, XP, coins and progress.
Use Google login or mobile OTP. Admin can block users and control login providers.