6.) The power required to shear a plate 60mm thick for 20sec is 8KW. If the ultimate strength of plate materials is 4oo Mpa, How wide should the plate be? (Please show the solution of answer)
Answer: b= 222.22mm
5.) A plate 400mm wide and 0.03 mm thick with strength of 400Mpa is to shear. During shearing process a 1000mm mean diameter flywheel changes its speed from 220 to 200 rpm. Determine the weight of flywheel to be used. (Please show the solution of answer)
Answer: W=61.34KN
3. During a punching process of 350 kg flywheel the speed varies 250 to 220 rpm with 1.2m mean diameter. Determine the kinetic energy needed. (Please show the solution of answer)
Answer: 9.74 kN-m
2. Compute the maximum deflection of a 15 coils helical spring having a load of 80 kgs. The spring is a square and ground ends w/ modulus of elasticity in shear of 80 GPa, outside diameter of 100mm, wire diameter of 10mm. (Please show the solution of answer)
Answer: a. 74.375mm
An electron travel at 2.0x10^7m/s in a plane perpendicular to a uniform 0.010T magnetic field. Describe its path quantitatively. (Mass of an electrons is 9.1x10^-31 kg, the charge in an electron is 1.6x 10^-19C)
Calculate the ΔG° using Hess Law for the reaction: Cu2S(S) + O2(g) ( Cu(s) SO2(g)
2 Cu(s) + S(s) ( Cu2S(L) Δ Go = -86.2 kJ
S(s) + O2(g) ( SO2(g) Δ Go = -300.1 kJ
Implement a program of maintaining banking account information system using multiple inheritance in C++ Programming. Here class savings derived from class account and class user. Use appropriate functions and variables
write a program that enters an 8-digit string for a birthdate. The first two digits in the string are the month of birth, the next two are the day and the remaining four are the year in
Compute 0/1 Knapsack problem for Total weight= 15 using dynamic programming.
Profit 3 0 9 4
Weight 1 10 5 0
Find Subset – sum for the given weight w={2, 4,6,11,13,14,16,8,20,23,25,26}, where m=30.