Measurement Question and Answer Practice Question and Answer

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Answer : 2. "18 m"

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Answer : 1. "8"

Q:

एक कमरे की चौड़ाई 'बी' उसकी ऊंचाई की दोगुनी और लंबाई की आधी है। कमरे के सबसे लंबे विकर्ण की लंबाई ज्ञात कीजिए।

422 0

  • 1
    $$ {\sqrt { 20} \ b }\over 2 $$
    Correct
    Wrong
  • 2
    $$ { b }\over 2 $$
    Correct
    Wrong
  • 3
    $$ {\sqrt { 21} \ b }\over 2 $$
    Correct
    Wrong
  • 4
    $$ {\sqrt { 19} \ b }\over 2 $$
    Correct
    Wrong
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Answer : 3. "$$ {\sqrt { 21} \ b }\over 2 $$"

Q:

यदि दो समरूप त्रिभुजों के क्षेत्रफलों का अनुपात 196 : 625 है, तो संगत भुजाओं का अनुपात क्या होगा?

446 0

  • 1
    14:25
    Correct
    Wrong
  • 2
    13:20
    Correct
    Wrong
  • 3
    14:20
    Correct
    Wrong
  • 4
    13:25
    Correct
    Wrong
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Answer : 1. "14:25"

Q:

यदि एक बेलन का वक्र पृष्ठ क्षेत्रफल 126π सेमी2 है और इसकी ऊंचाई 14 सेमी है, तो बेलन का आयतन क्या है?

748 0

  • 1
    $$283{1\over 2}π \ cm^3$$
    Correct
    Wrong
  • 2
    $$137{1\over 2}π \ cm^3$$
    Correct
    Wrong
  • 3
    $$128{1\over 2}π \ cm^3$$
    Correct
    Wrong
  • 4
    $$125{1\over 2}π \ cm^3$$
    Correct
    Wrong
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Answer : 1. "$$283{1\over 2}π \ cm^3$$"

Q:

एक घनाभ की लंबाई, चौड़ाई और ऊँचाई क्रमश: 40 cm, 20 cm और 10 cm है। इस घनाभ का आयतन कितना है?

513 0

  • 1
    $${16000cm^2}$$
    Correct
    Wrong
  • 2
    $${8000cm^2}$$
    Correct
    Wrong
  • 3
    $${8000cm^2}$$
    Correct
    Wrong
  • 4
    $${4000cm^2}$$
    Correct
    Wrong
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Answer : 2. "$${8000cm^2}$$"

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