১৭৫৮১
An R.C.C. lintel is spanning an opening of 2m span in a brick wall. The height of the roof is 2.9m above the floor level and that of the opening is 2.1 m above the floor level. The lintel is to be designed for self weight plus
উত্তর
UDL of wall + load from the roof
১৭৫৮২
In a circuit a 33 Q resistor carries a current of 2 A.. The voltage across the resistor is
উত্তর
66 V
১৭৫৮৩
Steel bars are generally connected together to get greater length than the standard length by providing
উত্তর
All the above
১৭৫৮৪
The population of a city in the first three continuous years is given as 6000,8000 and 10000 respectively. What is the population of the city in the fourth continuous year, according to the geometric increase method?
উত্তর
12870
১৭৫৮৫
The four bulbs of 40 W each are connected in series swift a battery across them, which of the following statement is true?
উত্তর
The current through each bulb is same
১৭৫৮৬
Choose the correct relationship
উত্তর
dynamicviscosity = kinematicviscosity x density
১৭৫৮৯
Which of the following statement is true?
উত্তর
A galvanometer with high resistance in series is an ammeter