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Let one of the numbers be x.∴ The other number = (30 - x)   According to the condition, we have                            [∴ The
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Find CBSE, ICSE State Boards Textbook Solutions of Class 8 to 12 of all subjects. Read NCERT Textbooks Questions and Answers & Find Previous year solved papers.
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Consider 100 g of 10% solution of glucose whose conc. is 10% W / W.Mass of solution = 100 gMass of glucose = 10 gMass of solvent = 100 – 10 = 90 gMolar ma
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When switch S is closed, potential difference across capacitor is 6VPotential across the battery, V1 = V2 = 6V
Capacitance of the capacitor, C1 = C2 = 1 Charg
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मशीनी युग के कारण बड़े से बड़े व छोटे से छोटे उद्योगों में अपार परिवर्तन आए हैं। हमारे घर के पास एक घर में ही लकड़ी का फर्नीचर बनता था। कितने ही कारीगर दिन-रात लकड़ियाँ चीर-चीर कर फर्नीचर बनाया करते थे। पिछले कुछ वर्षो में मैंने देखा कि कारीगर तो निरंतर कम होते जा रहे हैं लेकिन फर्नीचर और भी सुंदर बनने लगा है। मुझे उत्सुकता हुई कि एक बार अंदर जाकर देखकर आऊँ कि फर्नीचर कैसे बनता है। जब मैं उस लकड़ी के कारखाने में गया तो देखा कि लकड़ी काटने, साफ करने व उसे आकार देने का सभी कार्य मशीनें बखूबी कर रही थीं। मुझे देखकर बहुत अच्छा लगा कि काम कितनी जल्दी और सफाई से होता है लेकिन जब एक बढ़ई लकड़ी का सामान बनान

Seemapuri is a settlement of more than 10,000 rag pickers. It is a place on the Periphery of Delhi. Those who live here are squatters who came from Bangladesh in 1971. They live here without an identity and without permits. They do have ration cards that enable them to vote and buy grain. Food is more important for them than their identity. Children grow up to become partners in survival. And survival in Seemapuri means rag-picking. Through the years it has acquired the 'proportions of a fine art'. An army of barefoot children appears in the morning with their plastic bags on their shoulders.

a. Formation of image by the concave mirror is shown in the figure below:
The magnification of each part of the mobile phone is not uniform. The part of the mobile phone at centre of curvature will form image of the same size.

The part that lies between C and F will form an enlarged image beyond C as shown in the fig. above.

Since, the nature of the image is not the same at all sections of the principal axis, magnification varies.

b. If lower half of the concave mirror is covered with an opaque material, the size of the image will not vary. But, since the reflecting surface has bee

Basis of Difference Revenue Deficit Fiscal Deficit
Meaning It may be defined as the excess of revenue expenditure of the government over its revenue receipts. It may be defined as the excess of the total budget expenditure over total budget receipts net of borrowings.
Significance A revenue deficit in the government budget imply that the routine receipts of the government are not enough to meet its routine expenditures A fiscal deficit signifies the borrowings of the Government i.e. the debt capital receipts of the government.
Formula Revenue Deficit = Revenue Expenditure − Revenue Receipt

Hence, here quotient is - (x2 + 2) and remainder is – 5x + 10.
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When an oscillator is displaced from equilibrium position, it executes simple harmonic motion. The time period of its oscillation depends upon its inertia fact
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