Q. Find the error: 'He is more taller than his brother.'
-
A.
He
-
B.
is
-
C.
more
-
D.
taller
Solution
'more' is unnecessary; it should just be 'taller'.
Correct Answer: C — more
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Q. Find the mistake: 'The team are winning the match.'
-
A.
The
-
B.
team
-
C.
are
-
D.
winning
Solution
'are' should be 'is' because 'team' is a collective noun treated as singular.
Correct Answer: C — are
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Q. How can systematic errors be identified? (2020)
-
A.
By repeating measurements under the same conditions
-
B.
By averaging multiple readings
-
C.
By comparing results with a known standard
-
D.
By using different instruments
Solution
Systematic errors can be identified by comparing results with a known standard, which helps to reveal consistent biases.
Correct Answer: C — By comparing results with a known standard
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Q. Identify the error: 'Everyone have their own opinion.'
-
A.
Everyone
-
B.
have
-
C.
their
-
D.
own opinion
Solution
'have' should be 'has' because 'Everyone' is singular.
Correct Answer: B — have
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Q. Identify the incorrect part: 'Each of the players have a unique skill.'
-
A.
Each
-
B.
of
-
C.
the players
-
D.
have
Solution
'have' should be 'has' because 'Each' is singular.
Correct Answer: D — have
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Q. Identify the incorrect part: 'She sings good.'
-
A.
She
-
B.
sings
-
C.
good
-
D.
good
Solution
'good' should be 'well' as it describes how she sings.
Correct Answer: C — good
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Q. Spot the error in this sentence: 'The informations provided were helpful.'
-
A.
The
-
B.
informations
-
C.
provided
-
D.
were
Solution
'informations' should be 'information' as it is an uncountable noun.
Correct Answer: B — informations
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Q. Spot the error: 'Neither of the answers are correct.'
-
A.
Neither
-
B.
of
-
C.
the answers
-
D.
are
Solution
'are' should be 'is' because 'Neither' is singular.
Correct Answer: D — are
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Q. What is a gross error? (2023)
-
A.
An error due to instrument malfunction
-
B.
An error caused by human mistakes
-
C.
An error that is consistent and predictable
-
D.
An error that can be corrected by calibration
Solution
Gross errors are significant mistakes made by the experimenter, such as misreading a scale or recording data incorrectly.
Correct Answer: B — An error caused by human mistakes
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Q. What is a systematic error? (2021)
-
A.
An error that occurs due to random fluctuations
-
B.
An error that is consistent and repeatable
-
C.
An error that can be eliminated by averaging
-
D.
An error that occurs due to human mistakes
Solution
Systematic errors are consistent and repeatable errors that occur due to flaws in the measurement system.
Correct Answer: B — An error that is consistent and repeatable
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Q. What is the best way to minimize human error in measurements? (2023)
-
A.
Using automated instruments
-
B.
Taking measurements in a hurry
-
C.
Relying on memory for readings
-
D.
Using outdated instruments
Solution
Using automated instruments can significantly minimize human error in measurements by reducing reliance on manual reading.
Correct Answer: A — Using automated instruments
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Q. What is the effect of temperature on measurement accuracy? (2019)
-
A.
It has no effect
-
B.
It can introduce systematic errors
-
C.
It only affects random errors
-
D.
It improves accuracy
Solution
Temperature can introduce systematic errors, especially if the instrument is not designed to compensate for temperature variations.
Correct Answer: B — It can introduce systematic errors
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Q. What is the primary cause of a zero error? (2019)
-
A.
Instrument wear and tear
-
B.
Incorrect calibration
-
C.
Environmental factors
-
D.
User error
Solution
A zero error occurs when an instrument does not read zero when it should, often due to incorrect calibration.
Correct Answer: B — Incorrect calibration
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Q. Which of the following is an example of a random error? (2020)
-
A.
Calibration error in a scale
-
B.
Fluctuations in temperature during measurement
-
C.
Incorrect reading of a dial
-
D.
Using a faulty instrument
Solution
Random errors are caused by unpredictable variations in the measurement process, such as fluctuations in temperature.
Correct Answer: B — Fluctuations in temperature during measurement
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Q. Which of the following is NOT a common source of systematic error? (2021)
-
A.
Calibration errors
-
B.
Environmental conditions
-
C.
Random fluctuations
-
D.
Instrument bias
Solution
Random fluctuations are not a source of systematic error; they are associated with random errors.
Correct Answer: C — Random fluctuations
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Q. Which of the following methods can help reduce zero error? (2022)
-
A.
Using a different measurement technique
-
B.
Regular calibration of instruments
-
C.
Taking more measurements
-
D.
Ignoring the error
Solution
Regular calibration of instruments can help reduce zero error by ensuring that the instrument reads zero accurately.
Correct Answer: B — Regular calibration of instruments
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Q. Which type of error can be reduced by taking multiple measurements? (2022)
-
A.
Systematic error
-
B.
Random error
-
C.
Zero error
-
D.
Gross error
Solution
Random errors can be minimized by taking multiple measurements and averaging the results.
Correct Answer: B — Random error
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