Deduce the dimensional formulas of the following: i) work ii) Power iii) coefficient of viscosity is) modulus or elasticity by Shers that the following relations for the time period of a body executing she is correct
T= 2x displacement [acceleration
estion to
4 Find the angle between the two yectors: A=3i + 4j+5k and B = 3i+4-5k
b) Given tho vectors A=51-7543, B = 4+4j- &k deduce the value of AxB
fic three
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- rentun's second law of motion
body is pulled along a rough surface at a uniforan velocity by a force of 600N inclined at 37 to the horizontal.
Calculate the work done in moving the body 800cm forward.
Soest 10
State I looke's law and its mathematical expression
2 loei of 2kg produces an extension of imin in a wire of 3m in length imm in diameter. Calculate the Young's Modulus
I in the following terms i) Circular motion in Angular momentum
Sho's that the relationship between angular and linear velocity is given as Y=tw
A mass of 80kg is making nine revolutions per second round a circle of radius 15m. Find the force towards the centre oL
alic circle, which must be acting upon the mass
f
= 33.
0.01
3
Explain coeficient of surface tension, stațing ils dimension.