Frequency is adjusted by:

(A) Filtering
(B) Tuning
(C) Rectification
(D) Demodulation

Tuning is the process of adjusting a circuit’s resonant frequency—usually in an LC circuit with an inductor and capacitor—to match a desired frequency. This technique is commonly used in radio receivers to isolate and receive a specific station’s signal from the multiple signals captured by the antenna.

Related MCQs:

_______ is considered the largest glacier of Pakistan.

March 18, 2026 No Comments

(A) Siachen Glacier
(B) Tirich Mir Glacier
(C) Biafo Glacier
(D) Hispar Glacier

‘NATO’ is an abbreviation of:

March 18, 2026 No Comments

(A) North Atlantic Treaty Organization
(B) Non-Aligned Treaty Organization
(C) Non-Aligned Trading Organization
(D) North American Transport Organization

“Akbarnama” was written by:

February 7, 2026 No Comments

(A) Kalhan
(B) Birhal
(C) Ibn Batuta
(D) Abul Fazal

“Al-Hilal” was a newspaper associated with:

February 13, 2026 No Comments

(A) Maulana Muhammad Ali Johar
(B) Maulana Abdul Kalam Azad
(C) Maulana Zafar Ali Khan
(D) Maulana Shoukat Ali

“ANTARA” is the news agency of which country?

February 11, 2026 No Comments

(A) Turkey
(B) Russia
(C) Indonesia
(D) Thailand

“Babri Masjid” was situated at:

February 12, 2026 No Comments

(A) Ayodhya (UP)
(B) Amritsar
(C) Madhya Pradesh
(D) Rangoon

“Baghalchur” village in Dera Ghazi Khan is famous for:

February 27, 2026 No Comments

(A) Salt mine
(B) Uranium mine
(C) Coal mine
(D) Sodium mine

“Kyoto Protocol” came into force in which year?

February 13, 2026 No Comments

(A) 2003
(B) 2005
(C) 2006
(D) 2007

“Lexicography” is a branch of science deals with:

August 19, 2024 No Comments

(A) Examination of a body
(B) Method of teaching
(C) Study of amphibians
(D) Process of writing dictionaries

“Malagasy” is the new name of:

February 5, 2026 No Comments

(A) Madagascar
(B) Cuba
(C) Abuja
(D) Zaire

Frequency is adjusted by:

Frequency is adjusted by:

Related MCQs:

_______ is considered the largest glacier of Pakistan.

‘NATO’ is an abbreviation of:

“Akbarnama” was written by:

“Al-Hilal” was a newspaper associated with:

“ANTARA” is the news agency of which country?

“Babri Masjid” was situated at:

“Baghalchur” village in Dera Ghazi Khan is famous for:

“Kyoto Protocol” came into force in which year?

“Lexicography” is a branch of science deals with:

“Malagasy” is the new name of:

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