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

Which of the followig is Not purpose of logrithms

• Transforming non -linear calculation involving into linear form A
• Managing calculations involving B
• Measuring distance in astronomy C
• Solvng exponential quations D

• 
  A
• 
  B
• 
  C
• 
  D

Log 100=

• 2 A
• 3 B
• 1 C
• 10 D

The base of commonlogrithm is

• 2 A
• 10 B
• 5 C
• e D

Log₂ 2³

• 1 A
• 2 B
• 3 C
• 5 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

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

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

If log 2 = 0.3010, then log 200 is

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

Scientific notation of 0.00034 is

• 3.4 x 10³ A
• 3.4 x 10^-4 B
• 3.4 x 104 C
• 3.4 x 10^-3 D

The standard form of 5.2 x 10⁶is

• 52,000 A
• 520,000 B
• 5,200,000 C
• 52,000,000 D

• 2 A
• 1 B
• 4 C
• 8 D

The integral art of logarithm is known as.

• Natural A
• Characteristic B
• Mantissa C
• Real D

log ₃20 =...................

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

• 0 A
• -3 B
• 3 C
• +3 D

log ₉1/82 =

• -1 A
• -2 B
• 2 C
• 1does not exist D