GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The value of unified mass unit in kg is
A
1.67x10 to the power of-27 kg
B
1.67x10 to the power of 27
C
1.67x10 to the power of 16
D
1.67x10 to the power of-16
Explanation: 

Detailed explanation-1: -Protons have a positive electrical charge of one (+1) and a mass of 1 atomic mass unit (amu), which is about 1.67×10−27 kilograms.

Detailed explanation-2: -Expert-Verified Answer Mass of proton (m) = 1.67×10^(-27) kg.

Detailed explanation-3: -In SI units, 1 universal mass unit is equal to 1.66x10-27 kg.

Detailed explanation-4: -A proton of mass 1.67×10−27 kg and charge 1.6×10−19 C is projected with a speed of 2×106m/s at an angle of 60∘ to the X-axis.

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