Question

2. The error which arises due to fault in measuring instrument is called
a) Random error
c) Instrumental error
c) Systemic error
d) Both b&o
3. Vernier callipers consists of
scales
a) Four
b) Two
c) Three
d) Five
4. Stop watch is used to measure
a) Length
b) Mass
c) Time
d) Volume
5. One meter is equal to:​

Answer 1

1. c

2. d

3. c

4. 100 centimetre

Explanation:

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Answer 2

Explanation:

1.The Systematic errors that occur due to fault in the measuring device are known as systematic errors. Usually they are called as Zero Error – a positive or negative error. These errors can be detached by correcting the measurement device.

2.The Vernier Calliper consists of a main scale fitted with a jaw at one end. ... When the two jaws are in contact, the zero of the main scale and the zero of the Vernier scale should coincide. If both the zeros do not coincide, there will be a positive or negative zero error.

3Stopwatches and timers are instruments used to measure time interval, which is defined as the elapsed time between two events.