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Card payments company Visa has launched a feature that allows users to carry out online transactions without the need to punch in the cardholder verification value (CVV), if the card has been tokenized.The CVV-free feature launched in India is aimed at making the online transaction process smoother. The merchants who adopt this will not have to ask customers for their CVV every time they do a domestic transaction. They will be verifying this three-digit number on the back of the card only once, at the time of tokenizing the card.
A sound with a single frequency is called a:
What happens to your weight when you are in a lift which goes down?
Which one of these is not a property of conservative force?
A body of mass 3 kg is acted upon by two perpendicular forces 9 N and 12 N. Find the resultant of two forces and the acceleration of the body.
The polarization of electromagnetic waves demonstrates that they are:
The pitch of a sound is determined by its:
Which of the following scientific discoveries was made by C.V Raman?
Decibel is used to measure the ___________.
The heat required to raise the temperature of 1 kg of water by 1°C is called:
In an experimental arrangement of a Fresnel's biprism, monochromatic light of wavelength 2. is used to produce interference fringe pattern. On introduc...