Question
when the edge of the circular scale lies to the left of 0 mark on the main scale, when the stud an spindle touch each other, Then what will be the zero error?
- zero error is negative
- zero error is postive
- zero error does not exist
- zero error does not exist
The correct answer is: zero error is negative
Related Questions to study
Ethyl ester 
, the product ‘P’ will be
Ethyl ester , the product ‘P’ will be
The compound X, in the reaction is 
The compound X, in the reaction is
The reaction given is
The reaction given is
Two identical metal plates are given positive charges Q1 and Q2 (< Q1 ) respectively. If they are now brought close together to form a parallel plate capacitor with capacitance C, the potential difference between them is
Two identical metal plates are given positive charges Q1 and Q2 (< Q1 ) respectively. If they are now brought close together to form a parallel plate capacitor with capacitance C, the potential difference between them is
The reactant (X) in the reaction, (X) 
Cinnamic acid is
The reactant (X) in the reaction, (X) Cinnamic acid is
Z is identified as
Z is identified as
Consider the following reaction
, What is Y ?
Consider the following reaction, What is Y ?
When does the current flow through the following circuit
When does the current flow through the following circuit
Four plates of equal area A are separated by equal distance d and are arranged as shown in the figure. The equivalent capacity is
Four plates of equal area A are separated by equal distance d and are arranged as shown in the figure. The equivalent capacity is
'D' is :
'D' is :
The products of above sequence of reactions are
The products of above sequence of reactions are
The correct set of the products obtained in the following reactions is
a) 
b) 
c) 
d) 
The correct set of the products obtained in the following reactions is
a)
b)
c)
d)
A sphere of radius r is charged to a potential V. The outward pull per unit area of its surface is given by
A sphere of radius r is charged to a potential V. The outward pull per unit area of its surface is given by
Aniline is not the major product in one of the following reactions. Identify that reaction.
Aniline is not the major product in one of the following reactions. Identify that reaction.
The reaction,
is called:
The reaction, is called:
