Question
Which of the following principle is used to produce
low-temperatures'?Solution
Magnetic refrigeration is a cooling technology based on the magneto- caloiic effect. This technique can be used to attain extremely low temperatures, as well as the ranges used in common refrigerators, depending on the design of the system. The magneto- caloric effect (MCE, from magnet and calorie) is a magneto-thermodynamic phenomenon in which a change in temperature of a suitable material is caused by exposing the material to a changing magnetic field.
What is the penalty imposed by SEBI on OP Jindal Group's firm Hexa Tradex Ltd. for flouting delisting norms?
____ state government has launched the e-learning scheme by distributing tablets at 119 locations in the state.
Which country hosted World Environment Day 2025 celebrations?
Which mutual fund company has launched Nifty Alpha 50 Index Fund which provides investors with a chance to invest in a well-diversified portfolio of sto...
Which portal was launched by the Department of Space for rural land records?
HDFC Securities has launched its mobile trading app on the Amazon Web Services (AWS) cloud that is expected to reduce its annual IT infrastructure and...
What is the main objective of the Desert Knight Exercise?
Where are the headquarters of the World Economic Forum ?
How many people will undergo universal screening for Sickle Cell Anemia under the new mission?
Who has been appointed as the Secretary (at the Director level) of the National Jute Board in Kolkata?
Relevant for Exams:
