1.1a. Semiconductors – Diodes. Question Number. 1. What gives the colour of an LED?. Option A. The active element. Option B. The plastic it is…
Posts published in May 2021
01. Electron Theory. Question Number. 1. A neutron has. Option A. the opposite charge to an Electron but half the weight of a proton. Option…
1. Matter. Question Number. 1. An atom with 3 free electrons in its outer shell is said to be. Option A. pentavalent. Option B. covalent.…
1.1 Arithmetic. Question Number. 1. A car travels 24 miles in 45 minutes. What is its average speed? Option A. 32 mph. Option B. 36…
U.S. Helicopter Safety Team And Precision Flight Controls to team up for strengthening Aeronautical decision making for the pilots For helicopter pilots, the depth of…