All BCS Preliminary Question with Answer
40th BCS Preliminary Question with Answer 39th BCS Preliminary Question with Answer 38th BCS Preliminary Question with Answer 37th...
40th BCS Preliminary Question with Answer 39th BCS Preliminary Question with Answer 38th BCS Preliminary Question with Answer 37th...
1. রডের গায়ে 500W বলতে কি বুঝ? এর মান psi তে কত? = 500 দ্বারা বুঝা যায় রডের সর্বোচ্চ Strength 500MPa এবং W দ্বারা বুঝা যায় রডটি Welde...