Fast forward Discussion

Physics

Priyanshu Tyagi June 26 2022

Which observation led to the conclusion in the alpha particle scattering experiment that an atom has vast empty space?

1 Answers

#Atoms and Nuclei

Chemistry

Pooja Yadav June 24 2022

How percipitation is related to ionic and solubility product?

0 Answers

#Equilibrium

Physics

Lochan Chandra Gupta June 24 2022

If diameter of a wire is increased by 2 times,then how will it's resistance change?

0 Answers

#Current Electricity

Physics

Dharmendra singh June 24 2022

A spring of force constant K is cut into three pieces of equal length.Find the force constant of each piece.

1 Answers

#Oscillations and Waves

Physics

Dharmendra singh June 24 2022

Compressibility of pure water is (a) 0. (b) 1 (c) infinity. (d) none of these

1 Answers

#Properties of Solids and Liquids

Physics

Dharmendra singh June 24 2022

The forbidden energy gap for germanium at absolute zero kelvin is (a) 0 EV. (b). 0.7 EV (c) 0.3 EV. (D) 5.5 EV

2 Answers

#Electronic Devices

Physics

Priyanshu Tyagi June 24 2022

Two wire of equal length, one copper and the other manganin have same resistance, which wire is thicker?

1 Answers

#Current Electricity

Physics

Priyanshu Tyagi June 24 2022

Why manganin is used for making standard resistor?

1 Answers

#Current Electricity

Physics

Priyanshu Tyagi June 24 2022

The ratio of number of free electrons to holes ne/nh for two different materials A and B are 1 and <1 respectively. Name the type of semi conductor to which A and B belongs.

0 Answers

#Electronic Devices

Physics

Priyanshu Tyagi June 24 2022

Why does the conductivity of a semi conductor change with the rise in temperature?

0 Answers

#Electronic Devices

Physics

Manish June 24 2022

How in case of free fall you feel weightless, even though gravity is pulling you down? (Ignore Air resistance)

2 Answers

#Gravitation

Physics

RAJIV PANDEY June 24 2022

It is believed that neutrons in the nucleus help to stable it. Then why is it observed that some nuclei are more stable than others?

0 Answers

#Atoms and Nuclei

Chemistry

Lochan Chandra Gupta June 23 2022

What is the difference between tautomers and metamers?

0 Answers

#Some Basic Principles of Organic Chemistry

Chemistry

Saurav June 23 2022

When chloromethane is react with hydroxide ion.Which mechanism is followed. And why?

1 Answers

#Some Basic Principles of Organic Chemistry

Chemistry

Saurav June 23 2022

Draw the enol tautomer of the given compound.

1 Answers

#Organic Compounds Containing Oxygen

#Some Basic Principles of Organic Chemistry

Chemistry

Pooja Yadav June 23 2022

Which element of the periodic table shows +8 oxidation state?

1 Answers

#Classification of Elements and Periodicity in Properties

Physics

Pooja Yadav June 23 2022

Why do we use multiples of 11 as voltage transmission in India i.e 11kV, 22kV ?

0 Answers

#Electromagnetic Induction and Alternating Currents

Physics

Priyanshu Tyagi June 23 2022

Why stationary charges and constant currents do not produce electromagnetic waves?

1 Answers

#Electromagnetic Waves

Physics

RAJIV PANDEY June 23 2022

What is the name of the most stable nuclei found in universe?

1 Answers

#Atoms and Nuclei

Physics

Deepak June 11 2022

Which topics a student must revise before NEET?

0 Answers

Forum

Which observation led to the conclusion in the alpha particle scattering experiment that an atom has vast empty space?

How percipitation is related to ionic and solubility product?

If diameter of a wire is increased by 2 times,then how will it's resistance change?

A spring of force constant K is cut into three pieces of equal length.Find the force constant of each piece.

Compressibility of pure water is (a) 0. (b) 1 (c) infinity. (d) none of these

The forbidden energy gap for germanium at absolute zero kelvin is (a) 0 EV. (b). 0.7 EV (c) 0.3 EV. (D) 5.5 EV

Two wire of equal length, one copper and the other manganin have same resistance, which wire is thicker?

Why manganin is used for making standard resistor?

The ratio of number of free electrons to holes ne/nh for two different materials A and B are 1 and <1 respectively. Name the type of semi conductor to which A and B belongs.

Why does the conductivity of a semi conductor change with the rise in temperature?

How in case of free fall you feel weightless, even though gravity is pulling you down? (Ignore Air resistance)

It is believed that neutrons in the nucleus help to stable it. Then why is it observed that some nuclei are more stable than others?

What is the difference between tautomers and metamers?

When chloromethane is react with hydroxide ion.Which mechanism is followed. And why?

Draw the enol tautomer of the given compound.

Which element of the periodic table shows +8 oxidation state?

Why do we use multiples of 11 as voltage transmission in India i.e 11kV, 22kV ?

Why stationary charges and constant currents do not produce electromagnetic waves?

What is the name of the most stable nuclei found in universe?

Which topics a student must revise before NEET?

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