# A sinusoidal wavefront, when observed on an oscilloscope, has a peak to peak amplitude of 6 cm. If the vertical sensitivity setting is 5 V/cm, then rms value of the voltage will be

1.  10.6 V

2.       11.1 V

3.   12.6 V

4.  15 V

4

10.6 V

Explanation :
No Explanation available for this question

# A 150 V moving iron voltmeter of accuracy class 1-0 reads 75 V when used in a circuit under standard conditions. The maximum possible percentage error in the reading is

1.  0.5

2.    1.0

3.       2.0

4.        4.0

4

2.0

Explanation :
No Explanation available for this question

# A resistance is measured by the  voltmeterammeter method employing d.c.excitation and a voltmeter of very high resistance connected directly across the unknown resistance. If the voltmeter and ammeter readings are subject to maximum possible error of  and  respectively, then the magnitude of maximum possible percentage error in the value of resistance deduced from the measurement is nearly

1.  1.4 %

2.       1.7 %

3.    2.4%

4.      3.4%

4

3.4\%

Explanation :
No Explanation available for this question

# Which one of the following statement is not correct

1.  It is not possible to have precise measurement which are not accurate

2.  Correctness in measurement requires both accuracy and precision

3.  Reproducibility and consistency are expresissions that best describe precision in measurements

4.  An instrument with 2 % accuracy is better than another with 5% accuracy

4

Correctness in measurement requires both accuracy and precision

Explanation :
No Explanation available for this question

# Which sentence is grammatically wrong from the below

1.  The scenery here is not good

2.  I have lost my furnitures

3.  We have received no information

4.  He told his mother this news

4

I have lost my furnitures

Explanation :
No Explanation available for this question

# Which sentence is grammatically wrong from the below

1.  Please excuse the trouble

2.  He took pains over his work

3.  In India there are many poor

4.  Scouts wear shorts

5.  No error

5

Please excuse the trouble

Explanation :
No Explanation available for this question

# Which sentence is grammatically wrong from the below

1.  I spent the holidays with my family

2.  Gone him some blotting paper

3.  Write this in your note book

4.  Gone my kind regards to all

5.  No error

5

No error

Explanation :
No Explanation available for this question

# Which sentence is grammatically wrong from the below

1.  We had a good play of football

2.  We saw a play

3.  We like acting

4.  He is a tall man

5.  No error

5

We had a good play of football

Explanation :
No Explanation available for this question

# Which sentence is grammatically wrong from the below

1.  The boy was wearing a new suit

2.  He took offence at this

5.  No error

5

Explanation :
No Explanation available for this question

# Which sentence is grammatically wrong from the below

1.  He is my cousin brother

2.  We are all brothers

3.  I spent the middle of the day working

4.  He had a large amount of money

5.  No error

5