Start learning 50% faster. Sign in now
Microphone: Converts a sound wave into an electrical signal. Loudspeaker: Converts an electrical signal into sound waves. Headphone: Converts electrical energy into mechanical energy to produce sound. Amplifier: • It is used to change the amplitude of a signal. • The purpose of an amplifier is to produce an output signal larger than that of the input signal. • It is used to convert Direct current into Alternate Current.
Which exhibition is organized by the Textile Ministry at Handloom Haat in Janpath to mark the 10th National Handloom Day?
Indian Renewable Energy Development Agency Limited has tied up with which bank(s) for the development of renewable energy?
Which country did Japan defeat to clinch the AFC U-23 Asian Cup in 2024?
Who will lead the Indian team at the World Athletics Championships?
Where will the Street 20 cricket tournament, exclusively for street children and featuring participants from 15 countries be held for the first time?
Which of the following organizations publishes the World Development Report?
Which Indian city will host the 32nd International Conference of Agricultural Economists?
In collaboration with FIFA, the AIFF (All India Football Federation) and ___________ Government signed an MoU to establish the AIFF-FIFA Talent Academy....
What was mandated by the RBI during the August review of monetary policy in relation to banks?
Where does the Indian passport rank in the 2024 Henley Passport Index, and which country holds the top position?