Each year almost ……… wooden sleepers were needed to lay the new railway lines
A) 10 crores
B) 2 crores
C) 1 lakh
D) 1 crore
1 Answers
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The `K_beta` X-ray of argon has a wavelength of 0.36 nm. The minimum energy needed to ionize an argon atom is 16 eV. Find the energy needed to knock o
Correct Answer - `3.47 keV`
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A galvanometer has a resistance of `30Omega` and a current of 2 mA is needed to give full scale deflection. What is the resistance needed and how is i
Correct Answer - (i) `(30)/(149)Omega` in parallel, (ii) `70Omega` in series
2 Answers 1 views
Suba Rao started work in 1995 at an annual salary of Rs 5000 and received a Rs 200 raise each year. In what year did his annual salary will reach Rs 7
Correct Answer - year 2005
2 Answers 1 views
Lay out of a letter means _________
Correct option is (b) arrangement of its parts
2 Answers 1 views
i) Why the metal wires for electrical transmission lines sag? ii) Why a railway track is not a continuous piece
1. In hot weather, metal wires get heated due to increased temperature of surrounding. As a result, they expand increasing the slack between transmission line structure, causing them to sag. 2....
2 Answers 3 views
In Libya the ultimate power lay with the ……
In Libya the ultimate power lay with the RCC
2 Answers 5 views
In Libya that ultimate power lay with
In Libya that ultimate power lay with RCC
2 Answers 1 views
The insect that lay its eggs on the food material is A) Wasp B) Weaver bird
Correct option is A) Wasp
2 Answers 1 views
‘Peace and prosperity of countries lay in the establishment and strengthening of regional economic organizations’. Critically evaluate the statement.
(a) The members of Regional organizations resolve their mutual differences and adopt foreign trade policy, thus give way to their economic development. (b) Backward countries also get a chance for their...
2 Answers 1 views
Define following terms in case of magnetic maps: i. Isomagnetic charts ii. Isodynamic lines iii. Isogonic lines iv. Aclinic lines
i. Isomagnetic charts: Magnetic maps drawn by joining places with the same value of a particular element are called isomagnetic charts. ii. Isodynamic lines: Lines joining the places of equal horizontal...
2 Answers 5 views