Studyrankersonline

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name the quantity whose unit is kg/meter

answered Jun 7 in Class XI Physics by ashu Premium (765 points)

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answer the following question

asked Jun 3 in Class XI Physics by rathnamaya Pro (114 points)

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How do you calculate the escape velocity of an object from earth's gravitational field as acceleration due to gravity as9.8ms^-2 and radius of earth as6.4×10^6m

asked Apr 21 in Class XI Physics by Noble Obiorah (10 points)

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How do you calculate the escape velocity of an object from earth's gravitational field as acceleration due to gravity as9.8ms^-2 and radius of earth as6.4×10^6m

asked Apr 21 in Class XI Physics by Noble Obiorah (10 points)

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1 answer

2 resistors of 4ohms and 6 ohms are connected in parallel. The combination is connected across 6V battery of negligible resistance. Calculate (a) the current through battery (b) the current through each resistor.

answered Apr 20 in Class XI Physics by ashu Premium (765 points)

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A car move from rest with an acceleration of 0.2m/s, find it velocity when it has move A distance of 50mA) 5m/sB) 0.45m/sC) 0.5m/D 10m/s

asked Mar 29 in Class XI Physics by Osariemen (15 points)

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Solve 93rd question please

asked Mar 28 in Class XI Physics by Sonakshi (15 points)

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1 answer

A body moves form a position r1 = (2i-3j-4k) metre to a position r2 = (3i-4j+5k) metre under the influence of a constant force F = (4i+j+6k) newton. The work done by the force is : a) 60J b)59J c)58J d)57J

answered Mar 21 in Class XI Physics by Tushar sir Basic (44 points)

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1 answer

An object 2.5 cm high is placed at a distance of 10 cm from concave mirror of radius of curvature 30 cm .the size of the image is?

answered Mar 20 in Class XI Physics by Tushar sir Basic (44 points)

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Explain why the electron gain enthalpy of fluorine is less negative than that of chlorine.

answered Mar 6 in Class XI Physics by rahul152 (-2,876 points)

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Which of the following statements is correct about the reaction given below? 4Fe(s) + 302(g) →2Fe203(s)

answered Mar 5 in Class XI Physics by vijay Premium (511 points)

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What is the mass per cent of carbon in carbon dioxide ?

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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A tuning fork vibrating with a frequency of 512 Hz is kept close to the open end of a tube filled with water (figure).

answered Mar 5 in Class XI Physics by rahul152 (-2,876 points)

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Show that when a string fixed at its two ends vibrates in 1 loop, 2 loops, 3 loops and 4 loops, the frequencies are in the ratio 1 : 2 : 3 : 4.

answered Mar 5 in Class XI Physics by rahul152 (-2,876 points)

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1 answer

A train whistling at constant frequency is moving towards a station at a constant speed v.

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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A string of mass 2.5 kg is under tension of 200 N. The length of the stretched string is 20.0 m.

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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1 answer

A sound wave is passing through air column in the form of compression and rarefaction. In consecutive compressions and rarefactions,

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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1 answer

Which of the following statements are true for wave motion ?

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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With propagation of longitudinal waves through a medium, the quantity transmitted is

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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Change in temperature of the medium changes

answered Mar 5 in Class XI Physics by nikita74 (-1,054 points)

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