| A | B |
| $1.$ Galileo Galilei | $A.$ Barometer |
| $2.$ Wright Brothers | $B.$ Television |
| $3.$ John Logie Baird | $C.$ Aeroplane |
| $4.$ Wilhelm Roentgen | $D.$ Telescope |
| $5.$ Torricelli | $E.$ X-ray |
| $F.$ Cinema |
1 questions across 1 question group — pick any mix to generate a GENERAL KNOWLEDGE paper with step-by-step answer keys.
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
| A | B |
| $1.$ Galileo Galilei | $A.$ Barometer |
| $2.$ Wright Brothers | $B.$ Television |
| $3.$ John Logie Baird | $C.$ Aeroplane |
| $4.$ Wilhelm Roentgen | $D.$ Telescope |
| $5.$ Torricelli | $E.$ X-ray |
| $F.$ Cinema |
Pick question groups from the list above, set marks and difficulty, and export a branded PDF with step-by-step answer keys. First 3 chapters free — no signup.