CBSE Class 12 Shorthand (English) Question Paper 2025 is available for download here. CBSE conducted the Class 12 Shorthand (English) exam on March 21, 2025. The question paper PDFs are given below.
CBSE Class 12 Shorthand (English) Question Paper 2025 PDF
An electron is revolving around a proton in a circular orbit of radius $r$. Using classical physics, prove that the ratio of value of the angular momentum and the value of magnetic moment of electron revolving in the orbit is a constant.
Anuj, Divij and Shilpa were partners in a firm sharing profits and losses in the ratio of 2:1:2. Their Balance Sheet as at 31st March, 2023 was as follows:
Balance Sheet of Anuj, Divij and Shilpa as at 31st March, 2023
Liabilities
Amount (Rs)
Assets
Amount (Rs)
Capitals:
Land & Building
8,00,000
Anuj 3,00,000
Furniture
2,40,000
Divij 4,00,000
Stock
1,20,000
Shilpa 5,00,000
12,00,000
Debtors
1,70,000
Bills Payable
60,000
Cash
50,000
Creditors
1,20,000
13,80,000
13,80,000
Anuj retired on the above date on the following terms:
(i) Anuj's share of goodwill was valued at Rs 90,000 and the same was to be treated without opening goodwill account.
(ii) Revaluation of assets and reassessment of liabilities resulted in a gain of Rs 25,000.
(iii) Amount due to Anuj was transferred to his loan account, to be paid in two equal yearly instalments plus interest @ 12% p.a. on the unpaid balance starting from 31st March, 2024.
Prepare Partners' Capital Accounts and Anuj's Loan Account till it is fully discharged.
The books of Mehul and Barkha showed that their capital employed on 31st March, 2025 was Rs 6,00,000. If the normal profits are Rs 60,000 and super profits are Rs 20,000, then the normal rate of return is:
The number of free electrons per unit volume ($\text{m}^3$) in a wire made of copper (resistivity $1.72 \times 10^{-8}\,\Omega\,\text{m}$) is $8.5 \times 10^{28}$. Calculate the average number of collisions made by an electron in one second when an electric field is maintained in the wire.
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