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📄 All MCQs — Page 31
361–372 of 422
Q361 🔬 Everyday Science NTS PPSC
🔗
Which freezes last?
💡 Explanation: Salt water freezes late
Q362 🔬 Everyday Science NTS PPSC
🔗
Ice melts on roads using?
💡 Explanation: Lowers freezing point
Q363 🔬 Everyday Science NTS PPSC
🔗
Speed of light?
💡 Explanation: ~300000 km/s
Q364 🔬 Everyday Science NTS PPSC
🔗
Who discovered X-rays?
💡 Explanation: 1895 discovery
Q365 🔬 Everyday Science NTS PPSC
🔗
Fluid part of blood?
💡 Explanation: Plasma is liquid
Q366 🔬 Everyday Science NTS PPSC
🔗
WBC lifespan?
💡 Explanation: Short lifespan
Q367 🔬 Everyday Science NTS PPSC
🔗
Sound waves are?
💡 Explanation: Sound is longitudinal
Q368 🔬 Everyday Science NTS PPSC
🔗
Instrument for high temperature?
💡 Explanation: Pyrometer used
Q369 🔬 Everyday Science NTS PPSC
🔗
1 nanometer equals?
💡 Explanation: Nano = 10^-9
Q370 🔬 Everyday Science NTS PPSC
🔗
White light splits into how many colors?
💡 Explanation: Seven colors
Q371 🔬 Everyday Science NTS PPSC
🔗
Sound cannot travel through?
💡 Explanation: Needs medium
Q372 🔬 Everyday Science NTS PPSC
🔗
CNG stands for?
💡 Explanation: Compressed Natural Gas