Subject
Govt.Jobs
Topic
বিসিআইসি (সহকারী ব্যাবস্থাপকঃ প্রশাসন) - ১৩.০৫.২০২২
Afsana is using a cake recipe where the cake should be baked in a pan of 12 inches diameter .If she uses half the amount of the recipe ingredients to make a cake of the same depth ,by what factor should she change diameter of the pan ?
Afsana is using a cake recipe where the cake should be baked in a pan of 12 inches diameter .If she uses half the amount of the recipe ingredients to make a cake of the same depth ,by what factor should she change diameter of the pan ?
ক)
√2খ)
1/√2গ)
2ঘ)
1/2Explanation
এখানে , (d/2)²=2×(d₁/2)² বা, (d/2)²=(√2.d₁/2)² বা,d/2=√2.d₁/2) বা,d=√2.d₁ বা,d₁=1/√2×dRelated questions
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