1. State both the primitive and the modern definitions of time. Which do you find the more reasonable?
2. Write each of the following in a correct form without using any exponents:
a) 12300 Nmkg-1 K-1
b) 109.433 Cs m-1 K-1
c) 0.000433 W m-3 K-1
3. Write the viscosity μ = 0.001 Pa.s using newtons and not pascals. Also, write the viscosity without using either newtons on pascals. Write the heat flux density 300 W/m2 with the units in the following forms:
a) one that includes joules
b) one that includes newtons
c) one that includes kilograms
4. The viscosity is measured as follows. Write each in acceptable form using base units only:
a) 17/ 9800 Pa.s
b) 8741 N.sim2
c) 61/ 34982 kN.h/mm2
5. Round off 6743.865 to:
a) six significant digits
b) five significant digits
c) four significant digits
d) three significant digits
e) two significant digits