Subject
Quantitative Aptitude
Topic
Clock
How many times are the hands of a clock at right angle in a day?
How many times are the hands of a clock at right angle in a day?
ক)
22খ)
24গ)
44ঘ)
48ঙ)
NoneExplanation
(i) ঘণ্টার কাঁটা এবং মিনিটের কাঁটা পরস্পরের সাথে সমকোণে অবস্থান করে ঘণ্টায় দুইবার। 12 ঘণ্টায় 22 বার 24 ঘণ্টায় 44 বার (ii) ঘণ্টার কাঁটা এবং মিনিটের কাঁটা পরস্পরের সাথে মিলিত হয় অথবা বিপরীত দিকে থাকে- 1 ঘণ্টায় 1 বার 12 ঘণ্টায় 11 বার 24 ঘণ্টায় 22 বার ∴ 1 দিন বা 24 ঘণ্টায় সমকোণে থাকে 44 বার।Related questions
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