In advertising, Frequency is defined as the:
The average number of times a person in the target audience is exposed to a message or advertisement is known as frequency.
A cylindrical metal wire is reformed so that its length decreases by 20% with no change of volume. Its
resistance decreases by:
How many moles of carbon dioxide are present in a gas jar containing 1.501 × 1022 molecules of CO₂?
What is the ph of lemon juice?
Which of the following statements for the given chemical reaction is true?
Fe₂ O₃ + 2Al → Al₂ O₃ + 2Fe
An element "X", having atomic number 16. gains two electrons to form an anion X. What will be the atomic
number of 'X' in the anion?
In the given figure, frogs occupy ________.
An object is placed on the axis of a concave mirror at its focus (F). The image formed is:
Which among the following are present in higher amount in hard water?
The modern system of classification of living beings is based on the principles of