2621. A leady who remains unmarried?
✅ C. Spinster
A. Bachelor B. Misanthrope C. Spinster D. None of these Read more
Author: Madad Ali – Page 132
2622. Which option correctly answers this question: what happens to the resistance of a metallic conductor generally when temperature increases?
✅ B. It increases
For typical metals, electrical resistance increases as temperature rises. Read more
2623. Which option correctly answers this question: which quantity is measured in joules?
✅ A. Energy
The joule is the SI unit of energy and work. Read more
2624. Which option correctly answers this question: which phenomenon is the bouncing back of light from a surface?
✅ D. Reflection
Reflection is the return of light from a surface. Read more
2625. Which option correctly answers this question: what is the unit of magnetic flux density?
✅ C. Tesla
Magnetic flux density is measured in teslas. Read more
2626. Which option correctly answers this question: what type of lens is thicker in the middle than at the edges?
✅ B. Convex lens
A convex lens is thicker at the center and converges parallel light rays. Read more
2627. Which option correctly answers this question: what is the unit of electrical resistance?
✅ B. Ohm
Electrical resistance is measured in ohms. Read more
2628. Which option correctly answers this question: what is the acceleration due to gravity near Earth’s surface approximately?
✅ A. 9.8 m/s²
Near Earth's surface, gravitational acceleration is approximately 9.8 m/s². Read more
2629. Which option correctly answers this question: what instrument measures electric current?
✅ A. Ammeter
An ammeter measures electric current. Read more
2630. Which option correctly answers this question: what is the SI unit of pressure?
✅ A. Pascal
Pressure is measured in pascals. Read more