Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Explain Chlorine Residuals
Free Chlorine Residuals: Cl2, HOCl, OCl-
Combined Chlorine Residuals: Chloramines (mono, di and tri chloramines)
The disinfecting ability of chloramines is much lower than that of free chlorine.
Satisfactory results can be obtained if a free chlorine residual of 0.2 to 0.5 mg/L can be maintained in the distribution system. Also if approved by health authorities combined chlorine residuals in the range of 1 to 2 mg/L should maintained at distant points in the distribution system.
Trihalomethanes (the following) which are formed as a result of chlorination are harmful and this must be avoided.
CHCl3 trichloromethane (chloroform)
CHBrCl2 bromodichloromethane
CHBr2Cl dibromochloromethane
CHBr3 tribromomethane (bromoform)
An F-16 lands on aircraft carrier and its velocity is 63 m/sn. If its decceleration is assumed to be constant and it must stop in 2.0 sec. a) What is final position of plane if i
we are given a project on field.i''d like to know about how to start n proceed vd fly levelling in the field
Q. Explain Tension and compression anchorage length? Tension anchorage length vs. compression anchorage length Tension anchorage length of steel reinforcement in concrete
distribution of shear stress in triangular section
Q. How to set Location of the bridge? A bridge is normally located where the river section has minimum width so that the structure becomes shorter and economical. As far as pos
Q. Paint system to protect steelwork from corrosion? In a typical painting system, there are generally three main layers primer, undercoat and finishing coat. Primer acts as th
Q. Avoidance of designing acute angle of concrete pavement The stress persuaded in acute angle corners of concrete pavement is far much higher than right-angle corners of the
1. Where permanent bench of india located ? 2. use of Permanent BenchMark ?
Q. Explain Foundation design discharge for a bridge? To provide for an adequate margin of safety against any abnormal flood exceeding the design discharge (Q), the foundations,
Scenario You are working as a structural technician and have been charged with a range of jobs involving analysis and design of a number of structural members. Task 1 a)
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd