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Start learning 50% faster. Sign in nowThe characteristics of black soil are- • clayey texture and are highly fertile • highly retentive of moisture, extremely compact and tenacious when wet • contractible and develops deep wide cracks on drying
Which among the following is the fundamental quantity?
Group number and valency have no relation in
A wire carrying a current of 4.0 A is shaped into a circular arc of radius 8.0 cm. If the arc subtends an angle of 90° at the center, what is the magn...
Which of the following elements have the lowest and highest boiling point in the Periodic table?
A 5 V battery of negligible internal resistance is connected across a 190 V battery and a resistance of 37 Ω as shown in the figure. Find the value of...
A stone is dropped from a height of 45 m. How long will it take to reach the ground? (Take g = 9.8 m/s² )
A series LCR circuit has a resistor of 100 Ω. At resonance, the voltage across the resistor is 50 V and across the inductor is 30 V. If the angular re...
A battery of emf 12 V and internal resistance 4 ohm is connected to a resistor. If the current in the circuit is 0.6 A, what is the resistance of the re...
Which disease is caused due to the deficiency of iodine?
Which of the following is the ratio of Oxygen to Nitrogen in the air?