3,711 previous year Rajasthan Board - Class 11 questions, grouped by year, with answers and solutions.
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): The square root of 2 ($\sqrt{2}$) is an irrational real number.
Reason (R): The square root of any positive prime integer is an irrational number.
जल संरक्षण: राजस्थान में 'जैव अणु (Biomolecules)' (बावड़ी, टांका, जोहड़) का क्या महत्व है?
Refer to the Case Study 'Case Study: Optical Fibers and Total Internal Reflection in Medical Endoscopy' to answer:
What essential conditions must be satisfied for total internal reflection to occur within the optical fiber?
जल संरक्षण: राजस्थान में 'रसायन विज्ञान की मूल अवधारणाएं (Some Basic Concepts of Chemistry)' (बावड़ी, टांका, जोहड़) का क्या महत्व है?
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): The quadratic equation $x^2 - 6x + 9 = 0$ has real and equal roots.
Reason (R): A quadratic equation $ax^2 + bx + c = 0$ has real and equal roots if and only if its discriminant $D = b^2 - 4ac = 0$.
भिन्न एवं दशमलव: 'सीमा और अवकलज (Limits and Derivatives)' समतुल्य भिन्न या दशमलव में बदलने पर क्या मान आएगा?
भिन्न एवं दशमलव: 'सम्मिश्र संख्याएं एवं द्विघातीय समीकरण (Complex Numbers)' समतुल्य भिन्न या दशमलव में बदलने पर क्या मान आएगा?
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