Find out the micro nutrient from the following.
A) Boran, Iron, Copper
B) Phosphorus, Potash
C) Potash, Chlorine, Zinc
D) Nitrogen, Zinc, Manganese
1 Answers
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A copper wire has a resistance of \( 0.60 hm \). Anozner copper wire of the samemass as the first one is dou ble in length of the first. Find the resistance of the second wire.
We know that R = ρl/A R ∝ l R1/R2 = l1/l2 Given ∵ l2 = 2l1 R1 = 0.60 hm R2/R1 = l2/l1 R2/R1 = 2l1/l1 R2 = 2 R1 R2 = 2 x 0.60 R2 = 1.2 hm
2 Answers 3 views
Examples for coarse grains or nutrient grains. 1. Jowar 2. Ragi 3. Bajra
Correct option is C) 1, 2, 3
2 Answers 1 views
Find thermal capacity for a copper block of mass 0.2 kg, if specific heat capacity of copper is 290 J/kg °C.
Given: m = 0.2 kg, s = 290 J/kg °C To find: Thermal capacity Formula: Thermal capacity = m × s Calculation: From formula, Thermal capacity = 0.2 × 290 = 58 J/ °C Thermal capacity...
2 Answers 6 views
Identify the macro nutrient. A) Iron B) Nitrogen
Correct option is B) Nitrogen
2 Answers 1 views
Find the odd one out. A) Boran B) Zinc C) Copper D) Sulphur
Correct option is D) Sulphur
2 Answers 1 views
Microbial activity and nutrient absorption in soils is due to
Correct option is B) High pH
2 Answers 1 views
An iron rod changed into iron oxide by rusting. Guess how the weights before and after rusting of the iron rod are changed,
Correct option is C) a = b
2 Answers 1 views
The iron nail dipped in Copper Sulphate solution becomes brown and the blue colour of the Copper Sulphate solution fades.
D) Displacement
2 Answers 1 views
Latha says excessive nutrient addition, especially from anthrppogenic sources, led to explosive weed growth.
(D) Latha is correct
2 Answers 1 views
Circulatory system transports these throughout the body (a) Oxygen (b) Nutrient (c) Hormones (d) All of these
Correct answer is (d) All of these
2 Answers 1 views