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Siddharth Rao Rattan

Asked: 3 years agoIn: Class 10

What do you know abiut electric currert

Siddharth Rao Rattan

Asked: 3 years agoIn: Class 10

School kab kulagi.

Siddharth Rao Rattan

Asked: 3 years agoIn: General Awareness

Assertion : If we look clearly at the shadow cast by an opaque object, close to the region of geometrical shadow, alternate dark and bright regions can be seen.
Reason : This happens due to the phenomenon of interference.
A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. If both assertion and reason are true but reason is not the correct explanation of assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.

Siddharth Rao Rattan

Asked: 3 years agoIn: General Awareness

The wave function for a travelling wave on a taut string is
`y(x,t)=(0.350 m)sin(10pit-3pix+pi//4)`. (SI units)
(a) what is the speed and direction of travel of the wave ?
(b) what if the verticaly position of an element of the string at `t=0, x=0.100 m?`
(c ) what is the wavelength and frequency of the wave?
(d) waht is the maximum transverse speed of an element of the string?

Siddharth Rao Rattan

Asked: 3 years agoIn: General Awareness

To study pollen germination, some pollen from flowers such as pea, chickpea, Crotolaria, balsam and Vinca are collected and dusted on a glass slide containing a drop of ..a.. Solution about..b..per cent . After about ..c.. Minutes, pollen tubes coming out of the pollen grains.
A. a-Saline, b-5, c-5 to 10
B. a-Sugar, b-5, c-10 to 20
C. a-Saline, b-10, c-15 to 30
D. a-Sugar, b-10,c-15 to 30

Siddharth Rao Rattan

Asked: 3 years agoIn: Class 10

Why is the existence of decomposers are essential in the biosphere? Give two reasons.

Siddharth Rao Rattan

Asked: 3 years agoIn: General Awareness

For the four successive transition elements (Cr, Mn, Fe, and Co), the stability of `+2` oxidation state will be there in which of the following order ?
`(At. Nos. Cr = 24, Mn = 25, Fe = 26, Co = 27)`
A. `Fe gt Mn gt Co gt Cr`
B. `Co gt Mn gt Fe gt Cr`
C. `Cr gt Mn gt Co gt Fe`
D. `Mn gt Fe gt Cr gt Co`

Siddharth Rao Rattan

Asked: 3 years agoIn: Class 11

what are the grandmother told her

Siddharth Rao Rattan

Asked: 3 years agoIn: Class 10

” sweet tooth can led the tooth decay ” explain why?

Siddharth Rao Rattan

Asked: 3 years agoIn: Class 09

How does evelyn her music

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