An electric drill rated 400W is used to drill a hole in copper of mass 400g in 20s. Calculate the rise in temperature if all the heat produced is absorbed by the copper. [specific heat capacity of copper = 400Jkg-1K-1]

All Views, Names, Acronyms, Trademarks, Expressed on this website are those of their respective owners. Please note that www.schoolngr.com is not affiliated with any of the institutions featured in this website. It is always recommended to visit an institutions or sources official website for more information. In the same vein, all comments placed here do not represent the opinion of schoolngr.com

Register • Login

An electric drill rated 400W is used to drill a hole in copper of mass 400g in 20s. ...

Trending Questions

UNSEEN PROSE AND POETRY The month of July crept in. The sky, like a hooded monk wore ...

...was the prophet from Tekoa whose main concern was social justice?

'Assonance' is the product of a poet's use of

The Nigerian federalism is a

Choose from the options A to E the one that is NEAREST IN MEANING TO THE UNDERLINED ...

Correct Answer: C

Explanation

Featured Information

Apply Now: FG Bilateral Education Agreement (BEA) 2024 Scholarship Awards

NECO GCE 2022 Registration Form | Instructions And Guidelines

Post-Utme 2022: List Of Schools Whose Post UTME Forms Are Out 2022/2023

JAMB CAPS 2021/2022: How To ACCEPT Or REJECT Admission Offer

Joint Admission And Matriculation Board (JAMB) Results 2022/2023

2022 WAEC GCE Registration Form | Instructions & Guidelines

Agbami Scholarship Campaign For Nigerians 2021

Jamb Introduces New Literature Text For Language Subjects And Literature In English For 2022 UTME

Stanbic IBTC University Scholarship 2021 For Nigerian Students

UBA Extends Application Deadline For Essay Submission

Subjects

• Accounts - Principles of Accounts

• Animal Husbandry

• Agricultural Science

• Arabic

• Biology

• Book Keeping

• Chemistry

• Commerce

• Christian Religious Knowledge (CRK)

• Civic Education

• Catering Craft Practice

• Computer Studies

• Data Processing

• English language

• Economics

• Fine Arts

• French

• Further Mathematics

• Geography

• Government

• History

• Hausa

• Home Economics

• Insurance

• Igbo

• Islamic Religious Knowledge (IRK)

• Literature in English

• Music

• Marketing

• Mathematics

• Physics

• Yoruba