A.? = 15(ts-6)

B.? = 15(ts+6)

**C.? = 15(ts-12)**

D.? = 15(ts-12)

### Related Mcqs:

- The sum of the solar altitude angle and the solar zenith angle is
- At solar noon on the equinoxes the solar zenith angle is equal to
- A machine costing Rs. 8500 will have a scrap value of Rs. 300. Machines of this class have a working hour average life of 25000 hours. What will be the depreciation charge at the end of the first year if the machine is operated for a total duration of 1500 hours?
- Depreciation charges for a machine are thirty paise per working hour. The machine has a scrap value of Rs. 2000 and a working hour average life of 24000 hours. The purchase price of the machine would be
- The hour angle is zero at
- The hour angle is
- A certain reaction has arate expression -rA = 0.001 CA2, mol/cm3 min. If the concentration is to be expressed in mol/lit. and time in hours. The value of the rate constant would be
- The hour angle is an angular measure of time and is equivalent to
- At 1400 h (local apparent time) the hour angle is
- At 0900 h (local apparent time) the hour angle is