9th Class Mathematics Chapter 2 English Medium Online MCQ Test With Answer

If log 2 = 0.3010, then log 200 is

• 1.3010 A
• 0.6010 B
• 2.3010 C
• 2.6010 D

In log x = -2.1234 the value of x is

• 0.007526 A
• 0.07526 B
• 0.7526 C
• 7.526 D

• log 0 A
• log 2 B
• 
  C
• 1og 15 D

In Scientific notation ,if the numebr is less than 1 , the exponent is.

• Negative A
• Positive B
• Zero C
• None of these D

If the decimal point is moved to the left when converitng to scientific notation, the exponent is.

• Positive A
• Negative B
• Zero C
• Constant D

• -1 A
• -1/2 B
• 1/2 C
• 1/7 D

log ₁₀ 10 ⁰ is

• 0 A
• 1 B
• 2 C
• Imposible D

---------of the logarithm of numbers can also be find by expression them in scientific notation

• Mantissa A
• Characteristics B
• Base C
• Ordinary notation D

• 0 A
• -3 B
• 3 C
• +3 D

• 
  A
• 
  B
• 
  C
• 
  D

log 2 2³

• 1 A
• 2 B
• 5 C
• 3 D

log ₃20 =...................

• 2log₃ , 2+log₃ 5 A
• 2log₃ , 2+log₃2 B
• 2log₅ , 2+log₃2 C
• 2log₄ , 2+log₃5 D

Log 100=

• 2 A
• 3 B
• 1 C
• 10 D

If the decimal point is moved to the right when converting to scientfic notation, the exponent is.

• Negative A
• Positive B
• Zero C
• Constant D

Log₂ 2³

• 1 A
• 2 B
• 3 C
• 5 D