Consider the following statements:
(i) Vernier caliper is a precision measuring instrument.
(ii) Micrometer can be used to measure internal and external dimensions as well as height of an object.
(iii) Divider is an indirect measuring device.
(iv) Least count is the smallest dimension measured by an instrument.
1
(i) and (ii) are true
2
(i), (ii) and (iv) are true
3
(i), (ii), (iii) and (iv) are true
4
(iii) and (iv) are true