6,671 previous year Himachal Pradesh Board (HPBOSE) - Class 9 questions, grouped by year, with answers and solutions.
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
Which Fundamental Right under Part III of the Constitution was invoked as the constitutional foundation for environmental protection?
अम्ल, क्षारक एवं लवण: 'पालमपुर गांव की कहानी, संसाधन के रूप में लोग, निर्धनता: एक चुनौती' के अनुसार बेकिंग सोडा और प्लास्टर ऑफ पेरिस का सही रासायनिक सूत्र क्या 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 electrical conductivity of an intrinsic semiconductor increases with rise in temperature.
Reason (R): With increase in temperature, covalent bonds rupture, generating additional free conduction electrons and mobile holes.
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
Which statutory enactment was passed by the Indian Parliament following the Bhopal gas disaster and oleum gas leak?
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Money serves as an indispensable medium of exchange in modern market economies.
Reason (R): Money eliminates the need for double coincidence of wants inherent in barter trade systems.
त्रिकोणमिति का परिचय: 'निर्देशांक ज्यामिति एवं दो चरों वाले रैखिक समीकरण' सर्वसमिका $\sin^2 \theta + \cos^2 \theta$ तथा $1 + \tan^2 \theta$ का मान क्या होता 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 $D = b^2 - 4ac = 0$.
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
What is the crucial legal distinction between the English rule of 'Strict Liability' and Indian 'Absolute Liability'?
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 value of $\sin\theta$ cannot exceed 1 for any real angle $\theta$.
Reason (R): In any right-angled triangle, the hypotenuse is the strictly longest side, ensuring the ratio $\text{Perpendicular}/\text{Hypotenuse} \le 1$.
Refer to the Case Study 'Case Study: Parabolic Cable Geometry in Civil Engineering Suspension Bridges' to answer:
Using the tower coordinates $(x = 50\text{ m}, y = 25\text{ m})$, determine the value of the quadratic coefficient $a$.
Sign up free to unlock every previous year question paper with detailed solutions, practice in timed exam mode, and evaluate your rank.
Sign up free to unlock every previous year question and generate papers from them.