Question 572 Which one of the following remains constant while throwing a ball upward? A) Displacement B) Kinectic energy C) Acceleration D) Velocity No Details
Question 573 Which of the following measurements is not a unit of distance? A) Ammeter B) Cubit C) Parsec D) angstrom No Details
Question 575 What is the unit for measuring the pitch or frequency of sound ? A) Decible B) Cycles C) Hum D) Coulomb No Details
Question 576 The speed of light with the rise in the temperature of the medium? A) Remains unaltered B) Increases C) Drops sharply D) Decreases No Details
Question 577 The type of glass used in making prisms and lenses is? A) Flint glass B) Soft glass C) Pyrex glass D) Jena glass No Details
Question 578 Which of the following is the Unit of work? A) Ampere B) Joule C) Coulomb D) Ohm No Details
Question 579 Which unit is used to measure the intensity of sound ? A) Decibel B) Ampere C) Parsec D) Tesla No Details
Question 580 If speed of rotation of the earth increases, weight of the body? A) increases B) remains unchanged C) decreases D) may decrease or increase No Details