Examlex
If both the tension and the length of a vibrating string are doubled while the linear density remains constant,the fundamental frequency of the string is multiplied by
Normative Statement
A value judgment about what ought to be, expressing opinions or assertions that cannot be tested or verified.
Positive Statement
An objective statement based on factual evidence that can be tested and validated, often describing what is, rather than what ought to be.
Microeconomics
A branch of economics that focuses on the actions of individuals and industries, like the dynamics between buyers and sellers, borrowers and lenders.
Macroeconomics
The branch of economics that studies the behavior and performance of an economy as a whole, focusing on aggregate changes in the economy such as GDP and unemployment.
Q8: A vibrating tuning fork of 850
Q25: During a certain thermodynamic process,418 J of
Q47: A steam power plant with an efficiency
Q51: A solid sphere of radius a
Q54: A wire of circular cross section
Q58: A string of linear density
Q66: Two parallel metal plates 0.35 cm apart
Q71: The power transmitted by any harmonic wave
Q79: A system absorbs heat Q and has
Q98: If you were to double the frequency