CBSE Class 8 - Science - CH12 - Friction (MCQs)

Friction

MCQs

Q1:  Which friction of the following is the highest?

(a) Sliding friction.
(b) Rolling friction
(c) Static friction
(d) None of these

Q2:  Friction is a ______.

(a) type of contact force.
(b) type of non-contact force.
(c) type of pressure.
(d) form of heat.



Q3: An object is at rest on a floor, a force is applied to move that object. Which friction force will come into an action at this moment?

(a) Sliding Friction
(b) Static Friction
(c) Rolling Friction
(d) Fluid Friction

CBSE Class 10 - Hindi (B) - अब कहाँ दूसरों के दुःख में दुःखी होने वाले

अब कहाँ दूसरों के दुःख में दुःखी होने वाले

घर को खोजें रात दिन, घर से निकले गाँव
वो रस्ता ही खो गया, जिस रस्ते था गाँव
                                     -निदा फ़ाज़ली

प्रश्न १: प्रकृति में आए असंतुलन का क्या परिणाम हुआ?

उत्तर : प्रकृति में आए असंतुलन का यह परिणाम हुआ कि कोई भी प्रदूषण के प्रभाव से अछूता नहीं रहा | पक्षियों ने बस्तियों से भागना शुरू कर दिया | गर्मियों में ज़्यादा गर्मी, बेवक्त की बरसातें, भूकंप, सैलाब, तूफ़ान, ज़लज़ले और नित नए रोगों के रूप में हम इस असंतुलन के प्रभाव को स्पष्ट देख सकते हैं | प्रकृति की सहनशक्ति की एक सीमा होती है और जब उसके साथ अत्यधिक छेड़छाड़ की जाती है, तो प्रकृति में असंतुलन पड़ जाता है | इससे पर्यावरण पर बुरा प्रभाव पड़ता है |

प्रश्न २: लेखक की माँ ने पूरे दिन रोज़ा क्यों रखा ?
 
उत्तर : लेखक की माँ ने पूरे दिन का रोज़ा रखा ताकि वह अपनी भूल का प्रायश्चित कर सके | लेखक के ग्वालियर के घर में एक कबूतर के जोड़े ने अपना घोंसला बना लिया था, जिसमें रखे दो अण्डों में से एक बिल्ली ने तोड़ दिया था | लेखक की माँ को यह देखकर बहुत दुःख हुआ | उन्होंने स्टूल पर चढ़कर दूसरे अंडे को बचाने की कोशिश की परन्तु वह अंडा उनके हाथ से गिरकर टूट गया | कबूतरों की परेशानी और दुःख देखकर माँ की आँखों में आँसू आ गए | उस दुःख में उन्होंने कुछ भी खाया-पीया नहीं और बस रोती रहीं | खुदा से माफी माँगने के लिए उन्होंने पूरे दिन का रोज़ा रखा और नमाज़ पढ़कर इस गलती को माफ़ करने की दुआएँ मांगती रही |

प्रश्न 3: 'डेरा डालने' से आप क्या समझते हैं ?

CBSE Class 10 - Science - March 2014 - Question Paper Design and Sample Questions

CBSE Class 10 - Science - March 2014 - Modified Syllabus, Question Paper Design and Sample Questions

CBSE Class 9 - PSA Study Material (2013-2014) By Delhi Govt. teachers

CBSE Class 9 - PSA Study Material (2013-2014) 

By Delhi Govt. Teachers

CBSE Class 7 - Science - CH9 - Soil (MCQs)

Soil

MCQs

Q1: Which of the following soil type is loosely packed with large air spaces?
(a) Sandy Soil
(b) Clayey Soil
(c) Loamy Soil
(d) None of these


Q2: Percolation rate of water is the least in ___________?
(a) Sandy Soil
(b) Clayey Soil
(c) Loamy Soil
(d) None of these


Q3: Lentils (masoor) and other pulses are grown in which of the following soil type?
(a) Sandy Soil
(b) Clayey Soil
(c) Loamy Soil
(d) None of these

CBSE Class 10 - Political Science - CH 6 - Political Parties (Q and A)

Political Parties

(Q & A)

Q1: What is a political party?

Answer: A group of people holding similar opinion on policies and programmes, who come together to contest elections and hold power in the government is known as a political party.


Q2: State the various political parties functions that they perform in a democracy?



Answer: The political parties fill political offices and exercise political powers by performing following series of functions:

1. Parties contest elections: Most of the countries have different types of political establishments. Parties provide training ground for politicians, equip them with skills, knowledge and experience. The parties give public platform to their politicians emerge as leaders. In general top leaders of the parties choose candidates to contest elections.
2. Political parties put forward different policies and programmes in front of voters to choose from. It provides a link between the citizens and the government. It presents different choices and alternative goals to voters.
3. Parties play a decisive role in making laws for a country. Formally laws are debated and passed in the legislature but most of the members belong to a party. Political parties issue whip and direction and form political opinion about the laws to be made.

Modern India History (GK Quiz-8)

Modern India History

(GK Quiz-8)

Q1: In which year Vasco da Gama arrived at Calicut, India?

(a) 1398
(b) 1495
(c) 1496
(d) 1498


Q2: In which Year of the Battle of Plassey was fought?
(a) 1557
(b) 1657
(c) 1757
(d) 1857


Q3: Hyder Ali was the ruler of which of the following state?
(a) Hyderabad
(b) Mysore
(c) Cochi
(d) Bengal


Q4: The Seven Years' War (1756–1763) resulted in the defeat of the which of the following forces.
(a) American
(b) British
(c) French
(d) Russian

CBSE Class 10 - Science - Ch 11 - The Human Eye and the Colourful World (MCQs)

The Human Eye and the Colourful World

Dispersion of Light
Which light bends the most?
credits:wpclipart

(MCQs)

Q1: By which optical phenomenon, the splitting of white light into seven constituent colours occur?
(a) Refraction
(b) Reflection
(c) Dispersion
(d) Interference


Q2: A human eye can focus on objects at different distances by adjusting the focal length of the eye lens. This phenomenon is due to:

(a) near sightedness
(b) long sightedness
(c) accomodation
(d) persistence of vision


*Q3: Which of the following are the primary colours?
(a) Red, Blue, Yellow
(b) Red, Green, Violet.
(c) Yellow, Green Blue
(d) Red, Green, Blue


Q4(NCERT): The human eye forms the image of an object at its
(a) cornea
(b) iris
(c) pupil
(d) retina

CBSE Class 8 - Science - Ch5 - Coal and Petroleum (MCQs)

Coal and Petroleum

MCQs

Q1: The resources present unlimited quantity in nature and can be used over and over again are known as _________

(a) Gases
(b) Fuels
(c) Renewable Resources
(d) Energy


Q2: LPG stands for?

(a) Liquefied Petroleum Gas
(b) Liquid Petroleum Gas
(c) Liquefied Petro Gas
(d) Liquefied Petrochemical Gas


Q3: Petroleum and coal are ...

(a) Gases
(b) Metals
(c) Energy
(d) Fossil fuels


Q4: Which of the following is not a petroleum product?

(a) Gas
(b) Petrol
(c) Diesel
(d) Coal

CBSE Class 10 - English (C) - A Shady Plot

A Shady Plot

A Shady Plot: By Elsie Brown
image credits: openclipart

Q & A

Q1: Why did Helen and other ghosts like her organize 'The Writer's Inspiration Bureau'?

Answer: Helen had herself been an author. She was familiar with the thrills and travels of being one. She felt empathetic towards author who suffered a lean period. She organized 'The Writer's Inspiration Bureau'. The main task of this organisation was to scout around until a writer without ideas was found. It was the job of the bureau to provide inspiration and ideas for such writers.


Q2: How did Helen often help Hallock before she first met him?
Answer: Helen had always helped Hallock to write stories. Though this was not acknowledged by him. All the stories inspired by her had been liked by the readers.

Q3: At one point Hallock calls Helen that horrible scarecrow. Why?

Answer: Helen appeared to be a horrible scarecrow to Hallock because of her ugly appearance. She was long and angular with enormous fishy eyes. She wore bone-rimmed spectacles. She had a long eagle-nose which made her look like a scarecrow. Hallock didnot like to even think that Helen had touched him when she told him that she had leaned on his shoulder.


Q4: Why did Hallock think his wife would be shocked to see Helen touching him?
Answer: Lavinia was a conservative wife who would never appreciate another women coming near her husband. In this case, the woman was as horrible as a scarecrow- an apparition which was quite
obnoxious. Hallock dreaded any contact with his wife and the apparition.