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MCQ explained

MCQ explainedUnderwater concreting methods: (i) Pumping (ii) Hydro valve (iii) Toggle bags (iv) Bagged concrete methodEngineering Materials · 2 min read
MCQ explainedEffects of cold weather on concrete: (i) Delay in setting and hardening (ii) Freezing at early age (iii) Alter…Engineering Materials · 2 min read
MCQ explainedFor cold weather concreting, cement containing ________ should be selected.Engineering Materials · 2 min read
MCQ explainedPrecautions required for concreting in sub-zero temperatures: (i) Pre-heating (ii) Economical heating (iii) An…Engineering Materials · 1 min read
MCQ explainedWhich precaution is followed in COLD weather concreting and NOT in hot weather concreting?Engineering Materials · 1 min read
MCQ explainedWhich property of concrete makes it advantageous for construction of bridges?Engineering Materials · 1 min read
MCQ explainedWhich of the following represents the CORRECT expression for maturity (M) of the concrete sample?Engineering Materials · 1 min read
MCQ explainedConcrete cured at 15°C for 28 days with datum temperature -11°C: what is the maturity (°C·days)?Engineering Materials · 1 min read
MCQ explainedFor a given degree of hydration, the effect of increasing water-cement ratio in concrete:Engineering Materials · 1 min read
MCQ explainedIncrease in the moisture content in concrete at the time of mixing:Engineering Materials · 1 min read
MCQ explainedThe increase in the strength of concrete with time is:Engineering Materials · 1 min read
MCQ explainedHow does the strength of concrete differ with age of concrete?Engineering Materials · 1 min read
MCQ explainedWhich of the following tests is NOT used to test aggregate for its abrasion resistance in concrete works?Engineering Materials · 1 min read
MCQ explainedSelect the correct statements about the UPV test: 1. Used to measure strength of wet concrete. 2. Used to esti…Engineering Materials · 1 min read
MCQ explainedWhen calcium sulphate attacks calcium aluminate hydrate present in concrete, it produces: EttringiteEngineering Materials · 1 min read
MCQ explainedWhich of the following is a limitation of lightweight concrete when compared to conventional type concrete?Engineering Materials · 1 min read
MCQ explainedSelect the correct option regarding the Ultrasonic Pulse Velocity (UPV) test: 1. Used to measure strength of w…Engineering Materials · 1 min read
MCQ explainedWhen calcium sulphate attacks calcium aluminate hydrate present in concrete, it produces: EttringiteEngineering Materials · 1 min read